Stemscopes: Water Sources

A large, slow-moving long-lasting accumulation of snow and ice that develops on land.

• ocean

• lake

• glacier

• stream

• wetlands

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

A small body of freshwater that flows into a river.

• ocean

• lake

• glacier

• stream

• wetlands

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

A large body of water that is still and is surrounded by land.

• ocean

• lake

• glacier

• stream

• wetlands

Areas where standing water covers the soil or an area where the ground is very wet.

• ocean

• lake

• glacier

• stream

• wetlands

Tags

NGSS.MS-ESS2-4

The entire body of saltwater that covers about 71% of Earth.

• ocean

• lake

• glacier

• stream

• wetlands

Which of the following percentages is the best estimate for the amount of the water on Earth which is stored in the ocean?

• 97%

• 70%

• 54%

• 20%

Tags

NGSS.MS-ESS2-4

A pie chart showing the sources of fresh water on planet Earth is provided.

What sources would accurately label the two largest sources on the diagram?

• Rivers/Streams & Clouds

• Oceans & Groundwater

• Groundwater and Ice caps/Glaciers

• Lakes/Ponds & Atmosphere

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Approximately 30% of the Earth’s freshwater is stored in –

• lakes.

• streams.

• groundwater.

• living things.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Students make a model to represent all the water on the earth. For their model one hundred (100) cans represent all (100of the water on our planet.

How many cans would represent all the freshwater in all sources on the earth?

• Just under ninety-seven (97) cans

• A little more than thirty (30) cans

• About two and a half (2 cans

• Less than half ( a can

Tags

NGSS.MS-ESS2-4

Of all of the fresh water on Earth, most of it is found in–

• lakes.

• streams.

• wetlands.

• glaciers.

Tags

NGSS.MS-ESS2-4