Multiple choice

Precipitation occurs because

  1. the droplets evaporate in the air

  2. the droplets are too light for the air to hold

  3. the droplets are too heavy for the air to hold

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

Precipitation occurs when water droplets or ice crystals in clouds become too large and heavy for the updrafts in the atmosphere to keep them suspended. Gravity then causes them to fall to the surface.