1
saving and protecting the environment.
2
extremely bright.
3
to use a working theory.
4
the use of economic goods.
5
a group of people os approximately the same age, or the period of time that it takes for children to grow up and become adults.
6
to decide which group or category things belong to.
7
not accurate, with error.
8
to understand.
9
the action of polluting especially by environmental contamination.
10
true, based on facts.
11
unclear.
12
unpleasant, depressing, or harmful.
13
any living thing that is not a plant.
14
objects, usually made of precious metal, which are worn on the body such as rings, necklaces, and bracelets.
15
organize in order or in a particular position.
16
a place where one gets or obtains something.
17
not deep.
18
feeling of shock.
19
to collect people or things.
20
to use teeth to cut into or through something.
Crear