ES Chapter 7 Test Review

The process of recovering valuable or useful materials from waste or scrap; the process of reusing some items

• conservation

• recycling

• reclamation

The preservation and wise use of natural resources

• conservation

• recycling

• reclamation

The process in which mining companies return mined land to its original condition after mining is completed

• conservation

• recycling

• reclamation

The energy produced by heat within Earth

• Geothermal

• Hydroelectric

• Solar

Electrical energy produced by the flow of water

• Geothermal

• Hydroelectric

• Solar

The energy received by Earth from the sun in the form of radiation

• Geothermal

• Hydroelectric

• Solar

How long does it take the sun to provide enough energy to meet Earth's energy needs for one year?

• 15 minutes

• 30 minutes

• 45 minutes

• 60 minutes

The element currently used for nuclear fission is

• radium

• uranium

• francium

• barium

What three types of ores form within cooling magma?

• chromium, nickel, and silver

• nickel, lead, and chromium

• gold, silver, and copper

• copper, gold, and lead

Examples of fossil fuels are

• gold, peat moss, and minerals

• wind energy and heat

• solar energy and light

• coal, petroleum, and natural gas