Answer:
<h2><u>
A; a reference point</u></h2>
Explanation:
hope its right sorry if not
Convection currents, C! The plates move in a cycle called a convection cell that forms when warm material rise, cool, and even sink.
Answer:
D
Step-by-step equation:
-10 + 30 = 20
It's like walking ten meters to the left, then walking thirty meters to the right. The result is walking 20 meters to the right. It's the same with force.
Answer:
carbon, hydrogen, nitrogen, oxygen, phosphorus, and sulfur
