The Basics of Freshwater

To keep on living, all living things need _____

How much of the surface of the Earth is covered in water?

We actually have enough water on Earth to leave a faucet running for _____

Most of the water on earth is _____

What kind of water is found in rivers, ponds, wetlands, and streams?

Freshwater contains _____

Which field of science deals with the Earth's surface? Options: biology, astronomy, geography, archaeology

On a map of the Earth, most of the blue stuff represents _____

What percent of the water on the planet is salty? Options: less than 95%, about 95%, about 97%, more than 97%

What percent of the planet's total water supply is freshwater? Options: less than 3%, about 3%, about 5%, more than 5%