True or false about matter

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Diffusion gets faster on heating.

2. Statement is true

   No

   Statement

   Temperature rises while ice is melting.

3. Statement is true

   No

   Statement

   Boiling is a surface phenomenon.

4. Statement is true

   Yes

   Statement

   Evaporation happens below the boiling point.

5. Statement is true

   Yes

   Statement

   High humidity slows evaporation down.

6. Statement is true

   Yes

   Statement

   The kelvin is the SI unit of temperature.

Instructions

Decide whether each statement is true or false.

Explanation