Water, Water Everywhere Crash Course

If all of the Earth's water was placed in a gallon jug, the freshwater would equal...

• a single teaspoon

• half the gallon

• a cup

• a liter

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Of the 3 dots in the image, the largest dot represents...

• all of he liquid fresh water on Earth

• all the salt water on Earth

• all of the surface freshwater that is accessible

• all of the water on Earth

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Of the 3 dots in the image, the middle sized dot represents...

• all of the water on Earth

• all of the salt water on Earth

• all of the liquid fresh water on Earth

• all of the surface freshwater that is available

Tags

NGSS.MS-ESS2-4

Of the 3 dots in the image, the smallest dot represents...

• all of the water on Earth

• all of the salt water on Earth

• all of the liquid fresh water on Earth

• all of the surface freshwater that is available

Tags

NGSS.MS-ESS2-4

Holding about 1/5th of the Earth's fresh water, what is the deepest lake in the world?

• North America's Lake Superior

• Africa's Lake Chad

• Russia's Lake Baikal

• Africa's Lake Tanganyika

What species of freshwater seal is found in Lake Baikal?

• the Caspian seal

• the nerpa

• the Ladoga seal

• the Saimaa ringed seal

How have nerpa adapted to the thick ice that covers Lake Baikal in the winter?

• their flippers are notably big and strong

• their skull is extra thick

• they have higher than average body fat

• their eyes are extra sensitive

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

The nerpa use their super strong flippers to...

• battle other nerpa for territory

• crawl onto large rocks

• swim great distances under the ice

• make breathing holes in the ice

Lake Chad is located on the edge of the ...

• Kalahari Desert in Africa

• Gobi Desert in China

• Sahara Desert in Africa

• Arabian Desert in Asia

To deal with a lack of water, the Addax antelope...

• have longer legs than other antelope

• change the color of their hair

• grow long horns

• have humps like camels

Tags

NGSS.MS-LS2-1