Question 1

any material that attracts iron and materials that contain iron

Accepted Answer

magnet

Question 2

one of a number of things from which only one can be chosen

Accepted Answer

alternative

Question 3

to work, function

Accepted Answer

operate

Question 4

to make dirty, to contaminate

Accepted Answer

pollute

Question 5

able to be created again

Accepted Answer

renewable

Question 6

deserving trust, dependable

Accepted Answer

reliable

Question 7

a natural fuel such as coal or gas

Accepted Answer

fossil fuel

Question 8

A machine that converts mechanical energy into electrical energy

Accepted Answer

generator

Question 9

a place where electricity is generated

Accepted Answer

power plant

Question 10

(adj) able to be recharged

Accepted Answer

rechargeable

Question 11

A thin layer of gases surrounding Earth

Accepted Answer

atmosphere

Question 12

a pollutant released into the atmosphere

Accepted Answer

emission

Question 13

an effect or result

Accepted Answer

impact

Question 14

knowledge or perception of a situation

Accepted Answer

awareness

Question 15

to move to a higher grade or rank

Accepted Answer

promote

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