Question 1

A mixture of gases that surrounds a planet or moon.

Accepted Answer

atmosphere

Question 2

difficult to live in and very uncomfortable

Accepted Answer

harsh

Question 3

a change in position or direction

Accepted Answer

shift

Question 4

a thing, situation, etc. that is different from what is normal or expected

Accepted Answer

anomaly

Question 5

gas, etc. that is sent out into the air

Accepted Answer

emission

Question 6

having no plants growing on it

Accepted Answer

barren

Question 7

very suddenly and to a very great and often surprising degree

Accepted Answer

dramatically

Question 8

to force somebody/something to move in a particular direction

Accepted Answer

drive

Question 9

to be able to live in particular weather or soil conditions

Accepted Answer

tolerate

Question 10

the number of people or things there are in an area in relation to the size of the area

Accepted Answer

population density

Question 11

the fact of something being likely to vary

Accepted Answer

Variability

Question 12

possible, able to happen; something that can develop or become a reality

Accepted Answer

potential

Question 13

one of several things that cause or influence something

Accepted Answer

factor

Question 14

to hold or keep

Accepted Answer

retain

Question 15

a suggested explanation for something that has not been proved

Accepted Answer

hypothesis

Question 16

A series of events that happen over and over again.

Accepted Answer

cycle

Question 17

to soak up or take in

Accepted Answer

absorb

Question 18

a place or situation that is extremely pleasant, beautiful or enjoyable

Accepted Answer

paradise

Question 19

having people living in it

Accepted Answer

populated

Question 20

to send out something such as light, heat, sound, gas, etc.

Accepted Answer

emit

Question 21

the study of rocks and minerals and how they change over time

Accepted Answer

geology

Question 22

relating to the sun

Accepted Answer

solar

Question 23

build something again

Accepted Answer

reconstruct

Question 24

to be different

Accepted Answer

vary

Question 25

consist of particular parts

Accepted Answer

be composed of

Question 26

keep in the same condition or state

Accepted Answer

preserve

Question 27

an imaginary line around the earth at an equal distance from the North and South Poles

Accepted Answer

Equator

Question 28

having a large amount of water or moisture in the air

Accepted Answer

humid

Question 29

to use something new or different instead of something else

Accepted Answer

substitute

Question 30

one part of a situation, plan or subject

Accepted Answer

aspect

Question 31

a flow of water or air in a particular direction

Accepted Answer

current

Question 32

slow-moving, large masses of ice

Accepted Answer

glacier

Question 33

turning in the opposite direction

Accepted Answer

reverse

Question 34

energy in the form of heat or light that is sent out as waves we cannot see

Accepted Answer

radiation

Question 35

the height of the surface of the ocean

Accepted Answer

sea level

Question 36

Able to be foretold, capable of being predicted.

Accepted Answer

predictable

Question 37

happen again

Accepted Answer

recur

Question 38

remains of living things from an ancient time

Accepted Answer

fossils

Question 39

to describe or show the qualities of somebody/something in a particular way

Accepted Answer

characterize

Question 40

relating to or done using computers

Accepted Answer

computational

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