Understanding the Water Cycle

What percentage of Earth's surface is covered by water?

• 71%

• 50%

• 85%

• 90%

What is the primary source of energy that drives the water cycle?

• Earth's core

• Moon's gravity

• Wind

• The Sun

What happens to water when it is heated on a stove?

• It condenses into liquid

• It evaporates into steam

• It remains unchanged

• It turns into ice

How do plants contribute to the water cycle?

• By absorbing water and storing it

• By converting water into nutrients

• By releasing water vapor through transpiration

• By blocking water from evaporating

What is the significance of the water cycle for life on Earth?

• It creates new water

• It helps in the recycling of water

• It destroys water

• It prevents water from moving