What is the majority of water on earth's surface located. A. Lakes
B. Rivers
C. Glaciers
D. Oceans

How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?