Rain leaves a school sidewalk wet, and by noon on a sunny day the sidewalk is dry. What happened to the water?

Warm damp air rises above a lake, cools, and a white cloud forms over the water. What process formed the cloud?

Water falls from a thick gray cloud onto a farm field below. What process of the water cycle is that?

Rainwater runs downhill and gathers in a pond that holds it for weeks. What process of the water cycle is that?

What supplies the energy that keeps the water cycle going on Earth?

On a cool morning, fog appears in the air just above a river. What happened to make the fog?

The Sun shines on the ocean all day, and water leaves the ocean surface and enters the air. What is happening to that water?

Rain soaks into the ground and is stored in the spaces under the soil. What is that stored water called?

Water that evaporates from a lake can later fall back to Earth as rain.

Water vapor rises high above a valley into much colder air. What happens to it next?

A cloud over a hillside grows dark and heavy with water drops. What happens next in the water cycle?

Rain lands on a bare hillside and runs downhill. Where does that water go next?

Puddles cover a field after a storm, and by evening on a sunny day the field has no puddles. Where is that water now?

A puddle that dries in the sun means that water has left the water cycle forever.

Mist rises off a warm pond soon after the Sun comes up. As the Sun climbs higher and the air gets warmer, what happens to the mist?

Snow on a mountain melts in spring, and the water runs down into a river. What is the river doing in the water cycle?

Two puddles the same size sit outside, one in bright sunlight and one in deep shade. Which one dries up first, and why?

The water cycle uses up Earth's water, so there is less water left each year.

Water leaves a warm lake, and later a cloud forms in the sky above it. Which process happened first?

Rain falling on a town runs into storm drains and then into a river. Where will most of that water end up?