What is a hypothesis?
O
A. A conclusion that you make about an experiment
O
B. The technology used in an experiment
O
C. The way an experiment is performed
O
D. An educated guess of the answer to a question

Why might surface mining be less risky for miners than underground mining? a. surface miners can become trapped in a collapsed mine. b. surface miners work in dusty, enclosed areas. c. surface miners work aboveground. d. surface miners use elevators to enter mines.

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles