Multiple choice

In which of the following situations does evaporation occur?

  1. Water drops appearing on the outer surface of a glass containing cold water
  2. Fog appearing on a cold winter morning
  3. Steam rising from wet clothes while they are ironed
  4. Blackboard drying up after being wiped

  1. Both 1 and 2

  2. Both 3 and 4

  3. Both 1 and 3

  4. Both 1 and 4

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Both 3 and 4 involve evaporation.