Unit 8 Earth enviornmental

Question 1

Conservation

Answer 1

Protecting and preserving natural resources and the environment

Question 2

Photosynthesis

Answer 2

Conversion of light energy from the sun into chemical energy.

Question 3

Fission

Answer 3

A nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy

Question 4

Fusion

Answer 4

Creation of energy by joining the nuclei of two hydrogen atoms to form helium.

Question 5

Ecological Footprint

Answer 5

the impact of a person or community on the environment, expressed as the amount of land required to sustain their use of natural resources.

Question 6

Sustainibilty

Answer 6

The ability to keep in existence or maintain. A sustainable ecosystem is one that can be maintained

Question 7

Electromagnetic radiation

Answer 7

a form of energy that exhibits wavelike behavior as it travels through space

Question 8

Fossil Fuels

Answer 8

Coal, oil, natural gas, and other fuels that are ancient remains of plants and animals.

Question 9

Non-renewable resources

Answer 9

a resource that cannot be reused or replaced easily (ex. gems, iron, copper, fossil fuels)

Question 10

Renewable resources

Answer 10

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

Question 11

Solar Power

Answer 11

energy from the sun that is converted into thermal or electrical energy

Question 12

Wind power

Answer 12

The use of a windmill to drive an electric generator

Question 13

Biofuel

Answer 13

Fuel from organic sources

Question 14

Nuclear power

Answer 14

electric or motive power generated by a nuclear reactor.

Question 15

Energy

Answer 15

The ability to do work or cause change

Question 16

electricity

Answer 16

A form of energy caused by the movement of electrons.

Question 17

Fuel cells

Answer 17

an electrochemical cell that uses replenishable substances such as hydrogen or oxygen or water to produce electricity

Question 18

Impact

Answer 18

(n) the striking of one object against another; the shock caused by a collision; (v.) to affect especially forcefully

Question 19

geothermal

Answer 19

Of, relating to, or produced by the internal heat of the earth

Question 20

tidal and wave energy

Answer 20

energy from tides and ocean waves; renewable

Question 21

recycle

Answer 21

The process of making new products from materials that were used in another product.

Question 22

Reuse

Answer 22

to use again

Question 23

Reduce

Answer 23

to make smaller

Question 24

Tar Sands/ Oil shale

Answer 24

Not viable energy resources

Nonconventional resources