Test Quiz

What percentage of Earth’s water is freshwater?

• 75%
• 3%
• 1%
• 97%

What is it called when plants give off water vapor as a waste product?

• condensation
• evaporation
• sublimation
• transpiration

Why are clouds a key element of the water cycle?

• increase amount of water on the planet
• protect land from sunlight
• lower temperature of the air
• transport water from one part of the planet to another

Where is most water found on Earth?

• glaciers
• lakes
• rivers
• oceans

What source of energy evaporates the most water from Earth’s surface?

• volcanoes
• the sun
• lightning
• wind

What kind of weather does this area have?

• Wet
• Dry
• Warm
• Cold