Answer:
Most likely erosion.
Explanation:
Erosion breaks down big pieces of rock over time, and simply listed in 3rd grade geography, the appalachian mountains were worn down by erosion too.
Answer:
Human and Social Biology is concerned with the study of the structure and functioning of the human body. It also involves the application of biological principles, knowledge and skills, and technological advances, to the maintenance of health and to solve the problems of living together.
The answer to your question is false.
Answer:
I believe it's cirrus clouds.
Explanation: