Question

Contd
B. Write 'true' or 'false' for the following statements:
1. The mass per unit volume of a substance is called its density ___

2. A specially designed bottle is used for finding density of solids __

3. All forms of matter expand on heating and contract on cooling
4. The speed can be found by dividing the distance covered by the time ___

5. If the distances covered are fairly large, the speed is expressed in cm/s _____​

Answer 1

Answer:

1. truee

2. false

3. false

4. truee

5. false