What does A= and what does b=

Auser wants to add a thick, dark green border around a chart in powerpoint. the user can do this in chart tools by choosing what

"what factors influence the absorption of sunlight at earth's surface? "

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.