Question

Q2. State true or false:
1. Boiling is a bulk phenomenon.
2. Evaporation is a surface phenomenon.
3. The rate of evaporation depends only on the surface area exposed to the
atmosphere.
4. Latent heat of vaporization is the heat energy required to change 1 kg. of a liquid to
gas at atmospheric pressure at its melting point.
5. Water at room temperature is a liquid.
6. Atoms in a liquid are farther apart than the atoms in a gas.
7. The molecules in a gas are in constant motion.
8. Gases present in air have the same pressure throughout the entire atmosphere.
9. All materials move from solid to liquid to gas as the temperature increases.
10. Because electrons have been stripped away from atoms in plasma, plasmas have a
negative charge.

Answer 1

Answer:

1 . true

2. false

3. true

4. false

5. false

6 . true

7. true

8. false

9. true

10. false

Explanation:

I hope it will help you