natural resources

Question 1

any natural material that is used by humans such as water, petroleum, minerals, forests, and animals

Answer 1

natural resource

Question 2

a natural resource that can be replaced at the same rate at which the resource is consumed

Answer 2

renewable resource

Question 3

a resource that forms at a rate that is much slower than the rate at which it is consumed

Answer 3

non-renewable resource

Question 4

a non-renewable energy resource formed formed from the remains of organisms that lived long ago; examples include oil, coal, and natural gas

Answer 4

fossil fuel

Question 5

a nuclear reaction in which a heavy nucleus splits spontaneously or on impact with another particle, with the release of energy

Answer 5

nuclear fission

Question 6

a nuclear reaction in which atomic nuclei of low atomic number fuse to form a heavier nucleus with the release of energy

Answer 6

nuclear fusion

Answer 7

hydrogen fuel cell vehicle

Question 8

radiant light and heat from the sun that is harnessed using a range of technologies such as solar power to generate electricity

Answer 8

solar energy

Question 9

mostly the use of wind turbines to generate electricity

Answer 9

wind energy

Question 10

electricity generated from hydro-power

Answer 10

hydroelectric energy

Question 11

the total mass of organisms in a given area or volume

Answer 11

biomass

Question 12

a renewable fuel made from corn and other plant materials

Answer 12

ethanol

Question 13

the thermal energy in the Earth’s crust which originates from the formation of the planet and from radioactive decay of materials in currently uncertain but possibly roughly equal proportions

Answer 13

geothermal energy

Question 14

a fossil fuel formed from the remains of ancient marine organisms, such as plants, algae, and bacteria

Answer 14

petroleum

Question 15

a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane in addition to various smaller amounts of other higher alkanes

Answer 15

natural gas

Question 16

a combustible black or brownish-black sedimentary rock, made up of mostly carbon

Answer 16

coal

Question 17

a three-carbon alkane with the molecular formula C₃H₈, used to heat homes and stoves

Answer 17

propane

Question 18

an alkane with the formula C₄H₁₀

Answer 18

butane

Question 19

power produced by the surge of ocean waters during the rise and fall of tides

Answer 19

tidal energy

Question 20

the capture of energy of wind waves to do useful work – for example, electricity generation, water desalination, or pumping water

Answer 20

wave energy