Our Planet

What percent of Earth's fresh water is within reach?

• 1%

• 10%

• We are out of fresh water

• 100%

What happens to much of the land's fresh water each winter?

• It freezes

• It melts

• It disapears

• It becomes mist

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Where does 30% of the planet's fresh water lie?

• In the air

• Beneath the surface of the land in porous rocks or subterranean lakes

• Inside of plants

• In rivers

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Why is the future of all these fish in this lake uncertain?

• Global temperature rise is reducing the oxygenated layer of water

• Pollution is draining into the lake

• There is no uncertain future, the fish are fine

• The fish are not happy with their current home and are trying to move

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What is making droughts more severe?

• Soap is drying the water out faster

• Leaving windows open creates air currents that evaporate the water

• Warming of the planet and human use of water

• Dams cause water to pile up and leave other places in a drought

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What is created by the floodwaters for a few months?

• A desert

• An ocean

• The planet's greatest breeding grounds for freshwater fish

• The beginnings of a jungle

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

How much does Tonle Sap Lake expand during the wet season?

• 10 times

• 5 times

• 1,000 times

• It does not expand, it just gets deeper

Tags

NGSS.MS-ESS2-4

What percentage of Earth's surface is covered by water?

• 70%

• 50%

• 30%

• 90%

Tags

NGSS.MS-ESS2-4

Which layer of the Earth is responsible for its magnetic field?

• Crust

• Mantle

• Outer Core

• Inner Core

What is the primary gas found in Earth's atmosphere?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Hydrogen