Earths waters

Layers of rock or soil that allow water to flow through are called...

• aquifers
• lakes
• reservoirs
• watersheds

The continuous movement of water from the Earth's surface to the air and back again is called the

• water evaportation
• water sequence
• water cycle
• water rotation

A large body of salt water is called a(n)

• estuary
• lake
• ocean
• pond

Water that contains little or no dissolved salt is 

• filtered water
• fresh water
• pure water
• salt water

What percentage of water on Earth is salt water?

• 55
• 71
• 84
• 97

Most of Earth's fresh water is found

• Frozen in glaciers
• Underground
• In the Great Lakes
• In Oceans

What is the water that fills the cracks and spaces in underground soil and rock layers called?

• Groundwater
• Water Table
• Precipitation
• Snow

Which represents the distribution of water on Earth?

• 3% freshwater, 97% salt water
• 97% freshwater, 3% salt water
• 71% freshwater, 29% salt water
• 29% freshwater, 71% salt water

Most of the Earth's water is in

• salty oceans
• freshwater lakes
• freshwater ponds
• glaciers

Which source of freshwater is not easily available for human use?

• oceans
• freshwater lakes
• rivers
• icecaps/glaciers