SOL 6th Grade Review (Environment)

Coal, petroleum, natural gas, and propane are fossil fuels. Why are they called "fossil fuels"?

• They are mixed with fossils to provide energy.

• They are burned to release energy.

• They are nonrenewable and will run out.

• They were formed from buried remains of plants and animals that lived millions of years ago.

Tags

NGSS.MS-ESS3-1

Solar, biomass, geothermal, wind, and hydropower energy are all renewable sources of energy. They are called renewable because they -

• do not produce air pollution

• can be converted directly into heat and electricity

• are clean and free to use

• can be replenished by nature in a short period of time

Today, which renewable energy sources provide the U.S. with the most energy?

• Solar and wind

• Biofuels and wood

• Hydroelectric and wind

• Geothermal and solar

What is the Greenhouse Effect?

• Earth is warmed when solar radiation is absorbed by the Earth.

• Earth is warmed when gases in the atmosphere trap the sun's heat.

• Earth is cooled when solar radiation is reflected off the clouds.

• Earth is cooled when gases in the atmosphere trap the sun's heat.

Tags

NGSS.MS-ESS3-5

Which is a non-renewable energy source but NOT a fossil fuel?

• Nuclear

• Oil

• Natural gas

• Coal

Global warming focuses on an increase in the level of which gas in the atmosphere?

• Ozone

• Nitrous oxide

• Carbon dioxide

• Hydrogen iodide

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

What 2 resources are used most in the US?

• Coal

• Wind

• Natural gas

• Petroleum

What uses the most energy in U.S. homes each year?

• Refrigerators

• Heating and cooling

• Lighting

• Computers

Tags

NGSS.MS-PS3-3

True or false:

Generally, the amount of solar energy that enters Earth's atmosphere is about equal to the amount that escapes into space.

• True

• False

• Conservation of resources and environmental protection begin with ​ (a)   acts of stewardship.

• individual
• group
• community

Tags

NGSS.MS-LS2-5