natural resources

Question 1

any natural material that is used by humans

Answer 1

Natural Resource

Question 2

natural resource that can be replaced

Answer 2

Renewable resource

Question 3

natural resource that cannot be replaced

Answer 3

Nonrenewable resource

Question 4

process of reusing some items

Answer 4

Recycling

Question 5

formed by remains of organisms that lived long ago

Answer 5

Fossil Fuels

Question 6

liquid mixture of complex hydrocarbon compounds

Answer 6

Petroleum

Question 7

mixture of gaseous hydrocarbons located under the surface of the earth

Answer 7

natural gas

Question 8

used as fuel

Answer 8

coal

Question 9

rain sleet or snow that contains a high concentration of acids

Answer 9

Acid Precipitation

Question 10

haze that forms when sunlight acts on burning fuels

Answer 10

smog

Question 11

energy released by fission

Answer 11

Nuclear Energy

Question 12

energy released when a chemical compound reacts to produce new compounds

Answer 12

chemical energy

Question 13

energy received by the Earth from the sun

Answer 13

solar energy

Question 14

use of a windmill to produce energy

Answer 14

wind power

Question 15

energy produced by falling water

Answer 15

hydroelectric energy

Question 16

organic matter that can be used as a source of energy

Answer 16

biomass

Question 17

mixture of gasoline and alcohol

Answer 17

gasohol

Question 18

energy produced by heat within Earth

Answer 18

Geothermic energy