Light ray 1 strikes the surface, separating air and water as shown below. Which of the following is the refracted ray for ray 1?

Ray 2
Ray 3
Ray 4
None, ray 1 is not refracted

Which body region are part of the cephalic region?

Which of these is evidence of global warming? a. overall rising seal levels b. falling global temperatures c. an increase in the size of glaciers d. stable precipitation patterns appex

Satellites orbit earth in the a) mesosphere b) troposphere c) stratosphere d) thermosphere