1
a shorter way of writing larger amounts without writing all of the zeros
2
a factor that changes as a result of manipulating other factors
3
the scientific study of earth and its universe
4
the scientific study of the ocean
5
the process of obtaining information
6
a possible explanation based on an observation
7
the scientific study of the universe beyond earth
8
to make smaller or bigger
9
an explanation of a phenomenon that reaches general acceptance