|
|
2
|
To push away.
|
6
|
The pattern of seasonal weather that happens year after year.
|
8
|
The disappearance of a species when the last of its kind dies.
|
9
|
A deep valley with steep sides.
|
10
|
radiant energy from the Sun.
|
12
|
A form of energy that allows you to see objects.
|
14
|
To change from a liquid to a solid.
|
15
|
A trait that helps an organism survive in its environment.
|
16
|
An organism that gets energy by eating other living things.
|
17
|
All the living and nonliving things in an area.
|
18
|
The dropping off of sediment.
|
22
|
An object through which light can pass, but which light scatters.
|
23
|
The amount of matter making up an object.
|
24
|
When a gas changes to a liquid.
|
26
|
Using Earth materials wisely.
|
29
|
A hollow rea or pit in the ground.
|
30
|
The path along which current flows.
|
31
|
The smallest unit of living matter.
|
32
|
The act of spinning around an axis.
|
|