Which answer best describes why clouds move? a. The water cycle causes clouds to evaporate and precipitate. b. The sun’s uneven heating of the Earth’s surface creates winds. c. The North and South Poles pull clouds toward them. d. The clouds migrate to the right climates.
B. The sun’s uneven heating of the Earth’s surface creates winds.
A large “chunk” of air is called a. a front. b. a condensation. c. an air mass. d. a cloud.
Scientists can predict what Earth’s climate will be far into the future because a. they study climatic cycles of the past. b. they have instruments for tracking weather. c. they are able to study Earth using satellites and radar. d. they can measure greenhouse gases.
Water moves from the air to the land, through rivers to oceans, and back to the air. How does water move from the air to the land? a. It falls as precipitation. b. It forms as ground water. c. It evaporates from the sky. d. It forms as glaciers in Antarctica.