Question

please give me the answer​

Answer 1

1)

Hills are easier to climb than mountains. They are less steep and not as high. But, like a mountain, a hill will usually have an obvious summit, which is its highest point. there is no official difference between hills and mountains.

2)internal and external origin. The internal processes are referred to as diastrophism and they tend to elevate the earth's surface. ... The external processes are as a result of solar energy and gravitational forces whereas the internal processes are as a result of the earth's internal heat.

Hope this helps you