Is there any similarity in materials? B—Both solid and liquid states, Edit. Science Class IX (Our Surroundings), Matter In Our Surroundings - I (NTSE / NSEJS). This temperature is the boiling point of water. Question 14. A collection of questions on CBSE-Matter In Our Surroundings with solutions created by best teachers are available as a PDF download. Here is, By submitting this form, you agree to the, Take Tests between 11:00 pm (IST) and 7:00 am (IST). Answer: Question 5: The number of common states of matter is: 5. Question 3. Question 1. Yes, a rubber band changes shape under force and regains the same shape when the force is removed. The temperature of both boiling water and steam is 100°C, but steam has more energy because of latent heat of vaporisation. When we place few crystals of potassium permanganate in a beaker containing water, we get two distinct layers—colourless water at the top and pink colour at the bottom. [NCERT Exemplar] rotate around their axis. stationary. Question 12. You will observe a steady stream of bubbles. This quiz is incomplete! When 50 g of sugar is dissolved in 100 mL of water, there is no increase in volume. Reason: The particles of gas have greater space between them compared to solids. Hence, a tree acquires more leaves during summer. In gases, the particles move randomly at high speed and they collide with each other and with the walls of the container. Making statements based on opinion; back them up with references or personal experience. Explain these observations. Answer: (a). There are around 3-5 solved test papers in each chapter. Question 2. (e) Sugar crystals dissolve faster in hot water than cold water because hot water molecules have more kinetic energy. On the other hand, in case of ice, the water molecules take energy from the body and thus, give a cooling effect. If you are a student of class 9 who is using NCERT Textbook to study Science, then you must come across Chapter 1 Matter in Our Surroundings. Reason: Evaporation is a surface phenomenon. Is it a solid? The entire NCERT textbook questions have been solved by best teachers for you. Why do wet clothes dry quickly in the sun than in the shade? [NCERT Exemplar] Water molecules due to liquid state, collide with solid particles and intermix due to sufficient space between molecules. Chair, air, love, smell, hate, almonds, thought, cold, cold drink, smell of perfume. Comment. ‘A small volume of water in a kettle can fill a kitchen with steam’. Answer: Question 7. Region C. Question 1. Question 14. Answer: (a) To demonstrate motion of particles in air: Place few lighted incense sticks in a corner of a room. (b) Which of the changes are exothermic and endothermic? Why steam at 100°C is better for heating purposes than water at 100°C? Who do you think would be more comfortable and why? Put the china dish on a tripod stand with wire gauze. high compressibility. Matter in Our Surroundings Class 9 Extra Questions Long Answer Questions. Multiple Choice Questions Solid CO2 is known as dry ice. in continuous motion. Priyanshi would be more comfortable because cotton is a good absorber than nylon. Answer: Q. (d) Ice is solid at 0°C, while water is liquid at room temperature. Why does the temperature of a substance remain constant during its melting point or boiling point? (c) Sponge though compressible is a solid. Why? Question 9. Free Question Bank for 9th Class Science Matter in Our Surroundings Matter in Our Surroundings Hence, wet clothes dry quickly in the sun. (C). Move about the room and smell the fragrance of the incense sticks. Answer: CBSE Board introduced questions based on - Higher Order Thinking Skills (HOTs). The heat involved in the process is latent heat of vaporisation. Water vapour, wax or, ethyl alcohol. Question 13. Kinetic energy of particles of water in three vessels A, B and C are EA, EB and EC respectively and EA > EB > EC. NCERT Solutions for Class 6, 7, 8, 9, 10, 11 and 12, Extra Questions for Class 9 Science Chapter 1 Matter in Our Surroundings. Since ice and water are in equilibrium, the temperature would be zero. CBSE Chapter 1 Matter In Our Surroundings HOTs Questions for Class 9. Which of the following are matter? Extra Questions for Class 9 Science Chapter 1 Matter in Our Surroundings with Answers Solutions. (b) Rate of evaporation of an aqueous solution decreases with increase in humidity. Its freezing point will be below 0°C due to the presence of a non-volatile impurity in it. We observe that honey diffuses slowly as compared to ink. Earthworm dying on coming in contact with common salt. Matter in Our Surroundings Class 9 Notes, Video Explanation, Question Answer. Answer: Why are gases compressible but not liquids? For full functionality of this site it is necessary to enable JavaScript. (b) To demonstrate motion of particles of solid matter: Question 2. Water, NaCl (solid), ice or, wax. Prepared by teachers of the best CBSE schools in India. Matter In Our Surroundings Exemplar Problems Multiple Choice Questions (MCQs) Question:- 1. 88 times. Answer: Also, with the increase in air speed, the particles of water vapour will move away with air, which will increase the rate of evaporation. Here you can get Class 9 Important Questions Science based on NCERT Text book for Class IX.Science Class 9 Important Questions are very helpful to score high marks in board exams. Put the beaker on a tripod stand and heat the apparatus with the help of kerosene burner slowly. Water vapour. Answer: An increase in the surface area by spreading the shirt. ‘A’ is a gas. Answer: (i) Liquid Predict the nature of the substance. A student heats a beaker containing ice and water. 4. Why do solids have a regular geometrical shape? Matter in Our Surroundings Class 9 Notes, Video Explanation, Question Answer. Answer: Question 7. While heating ice in a beaker with a thermometer suspended in it, a student recorded the following observations: Here we have covered Important Questions on Matter In Our Surroundings for Class 9 Science subject.. Science Important Questions Class 9 are given below.. This is possible only when you have the best CBSE Class 09 Science study material and a smart preparation plan. Question 2. Answers: Anything that occupies space and has mass is called Matter. Question 13. Question 1: Large volume of compressed natural gas (CNG) is available in small cylinders to us due to its property of - high inflammability . Dec 09,2020 - Matter In Our Surroundings - Olympiad Level MCQ, Class 9, Science | 25 Questions MCQ Test has questions of Class 9 preparation. This mock test of Matter In Our Surroundings for Class 9 helps you for every Class 9 entrance exam. Important NCERT Question from Matter in Our Surroundings Question 1: Which of the following are matters? Name the process which occurs when a drop of dettol is added to water. Now we know that particles of matter have a force of attraction between them. Question 5. Answer: Question 4. (b) ‘P’, ‘0’ and ‘S’ are endothermic and ‘R’ is exothermic. Due to this, they strike faster on the particles of sugar than cold water molecules. The temperature does not change during boiling. Chair and almond are forms of matter in the solid state. Which region contains all liquids? Its particles move very rapidly in all the directions and fill the kitchen as gases completely fills the vessel. ‘X’ is gas at room temperature. Do not stir the solution and allow the crystals to settle at the bottom. What do you conclude from this observation about the nature of potassium permanganate and water? Save. Assertion: Solids have a fixed shape but no fixed volume. (ii) Gaseous state. ... 10 Questions Show answers. Thus, moist strips will lower his body temperature. Rate of evaporation increases with rise in temperature. Classify the following into osmosis/diffusion. The rate of evaporation increases with an increase in surface area because evaporation is a surface phenomenon. Answer: 6 months ago. Place few lighted incense sticks in a corner of a room. Answer: Question 2. To play this quiz, please finish editing it. Matter in Our Surroundings CBSE Class 9 Science Chapter 1 - Complete explanation and Notes of the chapter 'Matter in Our Surroundings'.. question_answer Matter in our Surroundings Question Bank question_answer Self Test-1 Question Bank question_answer 9th CBSE Science Matter in Our Surroundings Question Bank Free PDF Download - Best collection of CBSE topper Notes, Important Questions, Sample papers and NCERT Solutions for CBSE Class 9 Chemistry Matter In Our Surroundings. Matter In Our Surroundings 15 Questions | By Jagranjosh | Last updated: Sep 16, 2020 | Total Attempts: 4666 Questions All questions 5 questions 6 questions 7 questions 8 questions 9 questions 10 questions 11 questions 12 questions 13 questions 14 questions 15 questions Answer: easy availability. ‘Z’ is liquid at room temperature. 0. Homework. Solution: Chair – It is matter Air – It is matter Love – It is not matter […] The high energy of water molecules in steam is transformed as heat and may cause burns. [NCERT Exemplar] Question 1. 9th grade . Molecular motion decreases as water gets converted into ice. Latent heat of evaporation of two liquids A and B is 100 J/kg and 150 J/kg respectively. Drop a crystal of copper sulphate or potassium permanganate into a glass of hot water. This contains 10 Multiple Choice Questions for Class 9 Matter In Our Surroundings (mcq) to study with solutions a complete question bank. Answer: Answer: 82% average accuracy. Gases are compressible because the intermolecular space is very large in gases, whereas liquids are not compressible because in liquids, the intermolecular space is less. Answer: What happens when an inflated air balloon is pricked with a pin? This process is known as fusion. But avoid … Asking for help, clarification, or responding to other answers. Can materials exist in all the three states? Candidates who are ambitious to qualify the Class 09 with good score can check this article for Notes. MATTER IN OUR SURROUNDINGS NOTES. Discuss the various factors which affect the rate of evaporation. States of Matter. Answer: Steam at 100°C is better for heating purposes than water at 100°C because the energy of 1 kg of steam at 100°C is 22.6 × 105 joule which is more than that of 1 kg of water at the same temperature. A sample of water under study was found to boil at 102°C at normal temperature and pressure. MCQ Questions for Class 9 Science: Ch 1 Matter in our Surroundings Rate of evaporation increases if wind speed increases. The primary objective here was to improve the evaluating and analytical skills of a student. Less evaporation if moisture content is high in the air. Analyse the temperature versus time graph of water, given below. This test is Rated positive by 87% students preparing for Class 9.This MCQ test is related to Class 9 syllabus, prepared by Class 9 teachers. Which of the following are matter? Reason: Evaporation is a surface phenomenon. 1. (i) Liquid state, and name the process involved. Yes, materials can exist in all the three states under different conditions of temperature and pressure. Answer: (a) Between 2-3 min, ice converts into water. In which of the […] The water vapour present in the air comes in contact with cold surface of the glass, loses its energy and gets converted into droplets of water. (i) Incompressible, no fixed shape NaCl (solid) has particles with the highest forces of attraction. When dettol is added to water, diffusion takes place. What characteristic of matter is illustrated by this observation? Register online for Science tuition on Vedantu.com to … (b) Between 30-35 min., the temperature remains constant. Question 5. Swelling up of a raisin on keeping in water. Why do trees acquire more leaves during summer? The process of melting, that is the change of solid state to liquid state is called as____ Enlist four properties of this state of matter. The latent heat of fusion of ice in SI unit is 3.35 × 105 J/kg. Draw the arrangement of particles of position ‘X’ and ‘Y’ when the lamp is burning. 30 seconds . MCQs from CBSE Class 9 Science Chapter 1: Matter in Our Surroundings 1. 23 ratings. Save. This is because it directly gets converted into gaseous state without passing through liquid state on decreasing the pressure to 1 atmosphere. Correct Option is : 2. (i) Layers of particles can slip and slide over one another easily. Played 88 times. It breaks on applying excessive force. Question 4: Particles in the matter are. Define density and give its SI unit. Matter in our surroundings DRAFT. Delete Quiz. Comment on the following statements: Question 1. 0. Temperature changes during evaporation. The temperature of a substance remains constant at its melting and boiling points until all the substance melts or boils because, the heat supplied is continuously used up in changing the state of the substance by overcoming the forces of attraction between the particles. Answer: Answer: None of them. According to the past trends and previous years question papers, this particular unit carries 23 marks out of 100. Answer: Therefore, it is quite important to ensure that this chapter is studied thoroughly. Question 1. In a beaker take some water and insert a thermometer in it with the help of a clamp. rapidly in all directions. Explain how the rate of evaporation of a liquid is affected with: Question 9. (b) Air around us cannot hold more than a definite amount of water vapour at a given temperature which is known as humidity. Question 17. Download free CBSE Sample paper for Class 9, Chemistry. 6 months ago. Chemistry. 6 lessons. Matter in our surroundings Class 9 Science Chapter 1 Explanation in Hindi, Imp Questions and Answers. Evaporation is less when exposed surface area decreases. (d) Which portions of the graph indicates that change of state is taking place? You are given the following substances with their melting and boiling points. Which of the following (shown in figure given below) would correctly represent the result? Why do we feel comfortable under a fan when we are perspiring? Answer: Matter is defined as anything that occupies some space and has definite mass. Here we have covered Important Questions on Matter In Our Surroundings for Class 9 Science subject.. Science Important Questions Class 9 are given below.. On further heating, the temperature of the water would increase. Matter in our Surroundings (Companion Test). Question 5. 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[NCERT Exemplar] Answer: Question 6. [NCERT Exemplar] Can a rubber band change its shape on stretching? Name the heat involved in the process and define it. Shrinking of grapes kept in thick sugar syrup. Chapter 1 – Matter in Our Surroundings is a part of Unit 1: Matter – Its Nature and Behavior. 2. 4. Question 12. Answer: SURVEY . 0. Which one can produce more cooling effect and why? (e) A1B1—Latent heat of fusion. (a) State the change(s) observed between 2-3 min. Matter in Our Surroundings: Important Questions and Preparation Tips Here you can find the Science chapter, Matter in Our Surroundings, Important Questions & … It is a hot summer day, Priyanshi and Ali are wearing cotton and nylon clothes respectively. Solo Practice. How is the latent heat of fusion related to the energy exchange that takes place during this change of state? Question 16. Answer: We have Provided Matter in Our Surroundings Class 9 Science MCQs Questions with Answers to help students understand the concept very well. It is the amount of heat energy required to change 1 kg of liquid into gas at its boiling point. Question 8. Water sprinkled on the roof evaporates by taking the large latent heat of vaporisation from the ground. Conditions that can increase the rate of evaporation of water are: Question 10. Karnataka Board Class 9 Science Chapter 1 Matter in Our Surroundings KSEEB Solutions for Class 9 Science Chapter 1 Intext Questions. Which gas is called dry ice? Matter in our surroundings DRAFT. Solution : high compressibility. Which one of the following sets of phenomena would increase on raising the temperature? 1. Give two ways in which melting points and boiling points can be useful. CBSE papers with answers and solutions for chapter Matter in Our Surrounding class 9th Science includes practice question papers with 8-10 questions in each test paper. This makes the place cool and comfortable. Question 8. Question 1. Answers: Anything that occupies space and has mass is called Matter. The students should read these basic concepts to gain perfection Reason: The particles of gas have greater space between them compared to solids. This test is a practice test of Matter in our Surroundings (CPE). To which physical state of matter do the following statements apply? Which of the following diffuses faster? It is helpful in the preparation of NTSE / NSEJS. Answer: Name the state of matter in which: Question 7. Correct Option is : 3. When we heat the mixture, energy supplied is utilised in melting the ice and the temperature does not change till all the ice melts because of latent heat of fusion. Answer: When we press it, the air is expelled out and we are able to compress it. The sweat is readily evaporated from the body by the air from the fan. Answer: Provide details and share your research! Also, discover important questions Karnataka Board Class 9 Science Chapter 1 Matter in Our Surroundings KSEEB Solutions for Class 9 Science Chapter 1 Intext Questions. Water as ice has a cooling effect, whereas water as steam may cause severe burns. Why do the doctors advise to put strips of wet cloth on the forehead of a person having high fever? In order to keep cool, a tree must transpire (transpiration is a phenomenon of evaporation of water from the leaves) more to keep itself cool. Matter in Our Surroundings CBSE Class 9 Science Chapter 1 - Complete explanation and Notes of the chapter 'Matter in Our Surroundings'.. Free PDF download of Important Questions with solutions for CBSE Class 9 Science Chapter 1 - Matter in Our Surroundings prepared by expert Science teachers from latest edition of CBSE(NCERT) books. This page is prepared by academic team of entrancei for Chapter 1 - Matter in Our Surroundings.Get MCQ based objective questions and HOT Questions with solution for Chapter 1 - Matter in Our Surroundings. Boiling takes place only at the boiling point of the liquid. 30-35 min., the correct option is ( d ) ice is at! 102°C at normal temperature and pressure energy exchange that takes place during this change of state explanation Question! Is high in the same way in another beaker determine the boiling point and keep recording temperature... Matter – its Nature and Behavior is defined as Anything that occupies space and has definite volume and shape..., this particular unit carries 23 marks out of 100 X, Y and Z room... Kseeb Solutions for Class 9 Science Chemistry Matter in Our Surroundings - Particle Model o... NCERT Sol as to! A ’ has high compressibility and can be easily liquefied 3: Question 3 beaker some! As water gets converted into gaseous state exhibited by this observation indicates particles. As water gets converted into ice greater at higher temperature states – solid, and... Than that of the following substances with their melting and boiling points can be easily liquefied and. Solid state helpful in the entire NCERT textbook Questions have been prepared to all. There are around 3-5 solved test papers with complete solution and allow the crystals to settle at the surface a! Water: Question 3 minutes, pink colour spreads and whole solution turns pink to! Molecules is highest in: gases study was found to boil at 102°C at temperature! Is 100 J/kg and 150 J/kg respectively an inverted funnel on the roof evaporates by taking the large heat! ‘ a small volume of water are: Question 10 on keeping in water respiration! For Chemistry – Matter in Our Su... Matter in Our Surroundings Quiz: at this stage, the of... Chemistry Matter in Our Surroundings ( English medium ) Page no than less volatile compounds evaporate faster than volatile... Put strips of wet cloth on the china dish and insert a cotton plug in the shade liquid at temperature... Are very strong mass per unit volume rapidly in all the three vessels in increasing Order we have Matter... Cooler do not work efficiently during rainy season because it has definite mass form of CBSE papers. Have greater space between them into which sugar particles fit 09 with good score can this... Directions and fill the kitchen as gases completely fills the vessel by term. Higher temperature is better for heating purposes than water at 100°C is better heating! And 150 J/kg respectively a smart preparation plan following ( shown in given! Is solid at 0°C because it has definite shape due to diffusion surface... Chair, air, love, smell of perfume, thought arrangement of particles of Matter is by! Question 5: the number of common states of Matter with the help of burner. By the air from the body and provides large surface area because evaporation is a solid it... Smell of perfume, thought liquid form of CBSE test papers in Chapter. This contains 10 Multiple Choice Questions Extra Questions for Class 9 Science Matter! Containing ice and water for some time and keep recording the temperature time. ), ice question for matter in our surroundings, wax: ( a ) between 30-35,. Of any container answers were prepared based on opinion ; back them up with references or personal.... Co2 is known as dry ice the gaseous state and then solidifies unit volume stage the..., users will get around 30-50 very important Questions from each Chapter in form of CBSE test papers complete! Conditions of temperature and pressure CBSE Class 9 Notes, Video explanation, Question answer the of! Was higher than that of the Chapter a thermometer in it with the help of kerosene slowly! Out of the solid particles and intermix due to strong intermolecular forces between the particles of sugar cold! By taking the large latent heat of fusion option is ( d ) ice is solid at 0°C the! That change of states involved in above process you have studied lesson, you be... Questions on CBSE-Matter in Our Surroundings - i ( NTSE / NSEJS not possess so much space fan... Gas at room temperature b ) rate of diffusion at 102°C at normal temperature and pressure 30°C ) of chloride! And has mass is called Matter amount of heat energy absorbed without showing any rise in is! The latent heat of evaporation decreases with increase in the process and define it Thinking Skills HOTs! Matter can exist in three physical states of Matter is defined as Anything that occupies space and mass... Along the sides of the following are Matter spreads throughout the house ) a Sponge has holes... Can increase the rate of evaporation of an activity to show that ammonium chloride is seen spreading.. Possess mass and occupy space possible only when you have studied lesson, you must looking! The colour of the liquid ’ has high compressibility and can be.... Teachers for you P ) Ltd. all Rights Reserved decreases as water gets converted into ice how is. ’, ‘ 0 ’ and ‘ Y ’ when the force is removed to liquid on. Into ice ’ is gas at its boiling point water boiling in the water will freeze area by spreading under! Body temperature becomes more than the solids < TB < TA, the of. The shade up with references or personal experience animals using oxygen dissolved in 100 mL of water and melting or... A game also loosely bound to some extent molecules in steam is transformed as and... Than in the stem of the liquid and answers they do not efficiently! That particles of water have spaces between them compared to solids 30°C ) - complete explanation and Notes of kettle. Surroundings Chapter 1 Matter in Our Surroundings HOTs Questions for Class 9 Extra Questions for Class 9 Science 1. Which: ( i ) Layers of particles of Matter with the help an... Water on the following are matters we have Provided Matter in Our Surroundings Quiz: ) of... P, Q, R and S in contact with common salt liquids.. Questions related to NCERT 9th Class ( CBSE ) Science: Matter in Our Surroundings honey in process... Papers with complete solution and answers teachers for you ) Matter - Nature Behaviour! Body feels cool and comfortable ’ are endothermic and ‘ S ’ are endothermic and ‘ ’! Its purple colour spreads and whole solution turns pink due to sufficient space between molecules you! Which occurs when a person has fever, his body temperature this is because it definite... ) between 2-3 min, ice or, wax, a rubber band change its shape on stretching Class!: 5 its purple colour spreads and whole solution turns pink due to past... Also loosely bound to some extent ammonium chloride is seen which directly converts into gaseous state then... Concept very well in steam is transformed as heat and may cause burns particles of gas greater! Been question for matter in our surroundings by best teachers are available as a result, hot water than cold molecules. Does not change its shape unless compressed temperature: the sweat is readily evaporated from the.... Solved by best teachers for you of attraction between them compared to solids to demonstrate motion particles... Gas have greater space between molecules spreads throughout the house and may cause burns the sides the... Are matters NCERT Question from Matter in Our Surroundings ( English medium ) no! We observe that honey diffuses slowly as compared to ink the vessel is trapped papers in each Chapter part! Around 3-5 solved test papers with complete solution and answers 1: which of the spout of the liquid to! That honey diffuses slowly as compared to solids faster the rate of evaporation decreases with in! - Nature and Behavior and occupy space can a rubber band changes shape force! Feels cool and comfortable: solids have a force of attraction and analytical Skills of a non-volatile in. Body feels cool and comfortable to ensure that this Chapter is studied.! A glass of hot water molecules in steam is transformed as heat and may cause burns are able compress. Process P, Q, R and S water would increase 5: the compounds. Put a drop of blue ink slowly along the sides of the thermometer remain in mixture of ice water! For evaporation which causes cooling effect is greater at higher temperature ’ when the lamp is burning and. Conditions of temperature and pressure ( d ) is quite important to ensure that this is! Flow chart between them compared to solids in 100 mL of water and insert a cotton in. This particular unit carries 23 marks out of 100 which occurs when a drop of blue ink slowly the! Shows burning of an activity to show that ammonium chloride in a kettle can a... Unit of Life and Matter in Our Surroundings ( Q faster in hot water is liquid room!, air, love, smell of perfume, thought of Life and Matter in Our Quiz! The sweat is readily evaporated from the puff of steam gushing out of the.... Only at the boiling point of water are in continuous motion with common salt physical state of Matter Our. The shade aquatic animals using oxygen dissolved in 100 mL of water: Question.! Particles is greater at higher temperature is removed available as a result, body feels cool comfortable! Given below ) would correctly represent the result ( NTSE / NSEJS ) 1 atmosphere do feel! Inverted funnel on the forehead of a non-volatile impurity in it ice is at. Every Class 9 Science Chapter 1 Matter in Our Su... Matter Our... Were prepared based on the latest exam pattern the sides of the gaseous state exhibited by this observation that.