Question

3.47 identify each of the following changes of state as evaporation, boiling, or condensation: a. the water vapor in the clouds changes to rain. b. wet clothes dry on a clothesline. c. lava flows into the ocean and steam forms. d. after a hot shower, your bathroom mirror is covered with water.

Explanation:

• a. Water vapor (gas) changes to rain (liquid), which is condensation as gas turns to liquid.
• b. Wet clothes dry as water (liquid) turns to water - vapor (gas) at the surface, which is evaporation.
• c. Lava heats water to form steam. Water (liquid) changes to steam (gas) rapidly, which is boiling.
• d. Hot water - vapor in the air cools and changes to liquid water on the mirror, which is condensation.

Answer:

a. Condensation
b. Evaporation
c. Boiling
d. Condensation