is an example of a physical system that shapes and modifies the earth's surface. 1. hurricanes
2. GPS
3. maps
4. common characteristics

The vedas were a collection of aryan religious writings t or f

The earth's internal process which drives seafloor spreading is

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.