Earth's Spheres
Statistics
Water Cycle
Water Sources
Conservation
100

What is the name of the sphere that includes all water on Earth?

The hydrosphere

100

How much of the Earth is covered in water?

75%

100

The continuous cycle of water on Earth

The water cycle

100

The large salty body of water that takes up most of Earth

The ocean

100

What does the word "conserve" mean?

Save

200

What is the name of the sphere that includes all life on Earth?

The Biosphere

200

How much of Earth's water is freshwater?

3%

200
What is the step in the water cycle where it rains?

Precipitation

200

A stream of water that leads into a larger body of water

River

200

How many liters of water should people drink every day?

5

300

What's the name of the sphere that includes all landforms on Earth?

The Geosphere

300

How much of the human body is made of water?

65%

300

What is the step in the water cycle where the water turns into water vapor?

Evaporation

300

A large block of ice made of primarily freshwater

Glacier

300

Name two ways that you can conserve water

Turn off the sink when you brush your teeth

Take shorter showers


400

What is the name of the sphere that includes the gasses on Earth?

The atmosphere

400

Draw a pie graph of the freshwater on Earth

A pie graph with 3% shaded

400

What is the step in the water cycle where all of the water droplets move into a larger body of water?

Collection

400

A large body of water surrounded by land that can be salt or freshwater

Lake

400

Which room in the house do people typically waste the most amount of water?

The bathroom

500

Name 2 ways that spheres can interact?

The biosphere uses the hydrosphere to drink

The biosphere uses the atmosphere to breathe.

500

Draw a pie graph to represent all of the water on Earth

A graph with 75% shaded

500

What is the step in the water cycle where water vapor begins turning back into water droplets?

Condensation

500

A marshy place near the ocean where saltwater and freshwater meet

Estuary

500
Name two reasons why conserving water is important

Only 1% of water is drinkable

We need water to live, and we don't want to run out of clean drinking water


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