We offer free Maharashtra Board Class 10 Science Chapter 5 Heat questions answers in Pdf format. Our expert team have gone through this chapter and prepared Notes for the students who are facing difficulties in summarizing of this chapter. We assure you that you can score more marks by using our Pdf files. Let us tell you that all the questions answers in concern with this chapter are prepared by our expert teachers team. Here you will find three Pdf files, among them first Pdf files consists of Textbook Questions Answers whereas in second Pdf files you will get the additional extra questions for practices. In the third and last Pdf files, you will get full exercise of this chapter.
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|Maharashtra state Board||Std 10||Chapter 5 Heat|
Class 10 Science Chapter 5 Heat questions answers in Pdf format:
Here is what you all are waiting for. Teachers, parents and student, now you will find below the Solutions of Class 10 Science Chapter 5 Heat questions answers. From the subject English of Maharashtra State Board.
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|Heat (Additional Extra) Exercise||Download Now|
|Heat (Entire) Exercise||Download Now|
Class 10 Science Chapter 5 Heat: Notes
As we go through the entire Class 10 Science Chapter 5 Heat, we can see there are so many questions asked meanwhile and students are expected to answers them. Some students may face some problem while answering it , but we promise you that after reviewing our answer, you will gain the confidence to answers such questions. Our expert team teacher have divided the solutions into several parts,which will help you to understand this chapter better. Have a look at the following parts:
- Heat (Can you recall?)
- Heat (Use your brain power)
- Heat (Observe/Discuss:)
- Heat (Let’s Discuss:)
- Heat (Observe:)
- Heat (Let’s think:)
- Heat (Paragraph based questions:)
- Heat (Questions based on tables and charts:)
- Heat (Activity based questions:)
- Heat (Projects:)
Class 10 Science Chapter 5 Heat: Question Bank
All those students who are preparing for the final exam and want to score more marks on board can refer to our question bank, among them are some questions may ask you in your final examination.
Beneath, in our Pdf documents, you get the Class 10 Science Chapter 5 Heat questions answers, however our expert crew have faith in the query bank that allows you to help the students to get more marks.
Our expert team of teachers has prepared the best solutions to these questions. All the answers to these questions are given in our PDF file, which is given below. You can download it for your later study. In Our Pdf file of solutions of the Chapter 5 Heat, you will find the solutions of Important Question bank given below.
We hope that this question bank will help you a little for your exam preparation.
Important Questions Bank
Rewrite the following statements by selecting the correct options:
Question 1. ……….is used to study the anomalous behaviour of water.
(b) Joule’s apparatus
(c) Hope’s apparatus
(d) Thermos flask
Question 2. When water boils and is converted into steam, then………..
(a) heat is taken in and temperature remains constant
(b) heat is taken in and temperatures rises
(c) heat is given out and temperature lowers
(d) heat is given out and temperature remains constant
Question 3. When steam condenses to form water,………..
(a) heat is absorbed and temperature increases
(b) heat is absorbed and temperature remains the same
(c) heat is given out and temperature decreases
(d) heat is given out and temperature remains the same
Question 4. The temperature of ice can be decreased below 0 °C by mixing………..in it. (Practice Activity Sheet – 3)
(a) saw dust
Question 5. Ice/water is a substance that………..
(a) expands on melting and contracts on freezing
(b) contracts on melting and does not undergo change in volume on freezing
(c) contracts on melting and expands on freezing
(d) does not undergo any change in volume on melting or freezing
Question 6. Heat absorbed when 1 g of ice melts at 0 °C to form 1 g of water at the same temperature is………..cal.
Question 7. The latent heat of vaporization of water is………..
(a) 540 cal/g
(b) 800 cal/g
(c) 80 cal/g
(d) 54 cal/g
Question 8. The latent heat of fusion of ice is………..
(a) 540 cal/g
(b) 80 cal/g
(c) 800 cal/g
Question 9. If the temperature of water is decreased from 4 °C to 10 °C, then its………..
(a) volume decreases and density increases
(b) volume increases and density decreases
(c) volume decreases and density decreases
(d) volume increases and density increases
Question 10. At 4 °C, the density of water is………..
(a) 10 g/cm3
(c) 4 × 103 kg/m3
(d) 1 × 103 kg/m3
Question 11. The density of water is maximum at………..
(a) 0 °C
(b) – 4 °C
(c) 100 °C
(d) 4 °C
Question 12. ………..heat is needed to raise the temperature of 1 kg of water from 14.5 °C to 15.5 °C.
(a) 4180 J
(b) 103 J
(c) 1 cal
(d) 4180 cal
Question 13. ………..heat is needed to convert 1 g of water at 0 °C and at a pressure of one atmosphere into 1 g of steam under the same conditions.
(a) 80 cal
(b) 540 cal
(c) 89 J
(d) 540 J
Question 14. Water expands on reducing its temperature below………..°C. (March 2019)
State whether the following statements are true or false. (If a statement is false, correct it and rewrite it.):
Question 1. Specific latent heat of fusion is expressed in g/cal.
Question 2. If the temperature of water is raised from 0 °C to 10 °C, its volume goes on increasing.
Question 3. At dew point relative humidity is 100%.
Question 4. 1 kcal = 4.18 joules.
Question 5. Specific heat capacity is expressed in cal/g·°C
Question 6. Latent heat of fusion, Q = mL.
Question 7. If the relative humidity is more than 60%, we feel that the air is humid.
Question 8. If the relative humidity is less than 60%, we feel that the air is dry.
Question 9. Relative humidity has no unit.
Question 10. Absolute humidity is expressed in kg/m3.
Identify the odd one and give the reason:
Question 1. Temperature, conduction, convection, radiation.
Question 2. The joule, The erg, The calorie, The newton.
Question 3. cal/g, cal/g·°C, k cal/kg·°C, erg/g·°C.
Answer the following questions in one sentence each:
Question 1. State units of temperature.
Question 2. State units of energy.
Question 3. State the relation between the joule and the calorie.
Question 4. State the relation between the erg and the joule.
Question 5. State the relation between the erg and the kilocalorie.
Question 6. State the relation between the joule and the kilocalorie.
Question 7. When heat energy is absorbed by an object, ΔT represents the rise in temperature. What would ΔT represent if the object loses heat energy? (Practice Activity Sheet – 4)
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