Earth's Systems and Human Activity

What are Earth's 4 Systems?

• hydrosphere

• atmosphere

• geosphere

• biosphere

• hemisphere

Tags

NGSS.MS-ESS2-4

What is considered to be the "most precious" resource on Earth?

• gold

• silver

• diamonds

• water

Of the total water supply on Earth, most is ________________________ (about 97%)

• frozen

• salt water

• fresh water

• ground water

Tags

NGSS.MS-ESS2-4

Of the total water supply on Earth, most is only about 3% is _____________________ (necessary for living things).

• frozen

• salt water

• fresh water

• ground water

Tags

NGSS.MS-ESS2-4

Which Earth system cannot exist without the others?

• atmosphere

• hydrosphere

• geosphere

• biosphere

Tags

NGSS.MS-ESS2-4

The water that makes up Earth. It includes bodies of water and the water in the atmosphere (water vapor and different forms of precipitation). It includes water in all three states: solid, liquid, and gas.

• atmosphere

• hydrosphere

• geosphere

• biosphere

Tags

NGSS.MS-ESS2-4

All living things, plants and animals,

including humans, on Earth.

• atmosphere

• hydrosphere

• geosphere

• biosphere

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

The land that makes up Earth. It includes the soil and rocks that make up Earth’s landforms as well as the molten rock beneath Earth’s surface.

• atmosphere

• hydrosphere

• geosphere

• biosphere

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

The air that surrounds Earth.

• atmosphere

• hydrosphere

• geosphere

• biosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Streams of water within the ocean that

move in regular patterns.

• rivers

• ocean currents

• convection

• waterfalls

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS2-6