Understanding the Water Cycle

The video explains the water cycle, highlighting its stages: evaporation, condensation, precipitation, and runoff. It starts with water in the ocean, which evaporates due to the sun's heat, forming water vapor. This vapor rises, cools, and condenses into clouds. When clouds become heavy, precipitation occurs, returning water to Earth as rain, snow, sleet, or hail. The water then runs off into bodies of water, completing the cycle. The video also discusses complexities like dew, fog, and groundwater, emphasizing the cycle's continuous nature.

What is the main idea behind the water cycle?

• Water constantly moves around the Earth.

• Water never changes its form.

• Water is created and destroyed.

• Water only exists in the ocean.

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What happens to ocean water when it evaporates?

• It turns into salt.

• It stays in the ocean.

• It turns into ice.

• It becomes water vapor.

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What is condensation?

• Water turning into vapor.

• Water vapor cooling and becoming liquid.

• Water freezing into ice.

• Water being absorbed by plants.

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What forms when liquid water collects together in the sky?

• Rainbows

• Clouds

• Snowflakes

• Fog

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What are dark, heavy clouds full of rain called?

• Cirrus clouds

• Stratus clouds

• Cumulonimbus clouds

• Nimbus clouds

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What is precipitation?

• Water evaporating from the ocean.

• Water being absorbed by the ground.

• Water falling back to Earth in various forms.

• Water vapor forming clouds.

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What is runoff?

• Water moving over or under the land to get back to a large body of water.

• Water evaporating from lakes.

• Water being absorbed by plants.

• Water turning into vapor.

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Which of the following is NOT a form of precipitation?

• Hail

• Rain

• Snow

• Fog

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Where can water runoff end up besides the ocean?

• In the sun

• In the atmosphere

• In frozen glaciers

• In the moon

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What can condensation turn into besides clouds?

• Rain

• Dew

• Snow

• Hail

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