SG: ES Unit 5: Ecosystems and Climate Change

What is the primary component of Earth's atmosphere?

• Oxygen

• Carbon dioxide

• Nitrogen

• Helium

Approximately what percentage of Earth's surface is covered by water?

• 50%

• 62%

• 71%

• 86%

Tags

NGSS.MS-ESS2-4

What is the term for the system that supplies water to agricultural crops?

• Irrigation

• Mitigation

• Ground water

• Aquifer

Is it true that most freshwater is used to irrigate crops?

• True

• False

Is the major water problem in the eastern United States related to too little precipitation?

• True

• False

Tags

NGSS.MS-ESS2-4

The continent of Africa has the most countries with chronic water shortages.

• True

• False

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-4

Which energy source is derived from organic material from plants and animals?

• Nuclear energy

• Hydroelectric power

• Fossil fuel

• Biomass fuel

Tags

NGSS.MS-LS2-3

Which energy source is derived from coal?

• Nuclear energy

• Hydroelectric power

• Fossil fuel

• Biomass fuel

Which energy source is derived from charcoal?

• Nuclear energy

• Hydroelectric power

• Fossil fuel

• Biomass fuel

Which energy source is derived from ethanol?

• Nuclear energy

• Hydroelectric power

• Fossil fuel

• Biomass fuel