Smaller grain sizes generally leads to a higher rate of physical weathering. true false

Where geographically ha economic growth been concentrated in china Rural areas Cities

Which geographic concept explains why Chinese cities on the Silk Road have been replaced as economic centers by coastal cities? A.) distance decay B.) situation C.) cultural landscape D.) possibilism E.) spatial association

When Earth cooled, the less dense materials sank to the center, forming the core.

What causes the soils in former rain forests to deplete so quickly after they are used for farming? A. frequent rain B. hot temperatures C. reforestation D. slash-and-burn techniques

What is a possible icy cloud surrounding the solar system from which some comets originate?

What are some of the impacts of humans on the earth?

Astronomers can find the distance to an object if they know the object's true brightness. one way they regularly estimate the true brightness of a galaxy is to observe

What was called the dark continent?

What happens to shadows as the seasons go from winter to summer? A. Shadows get longer. B. Shadows are the same all year round. C. Shadows get shorter. D. There are no shadows.

The terrorist groups in Italy and Peru both wanted to A. gain personal freedom. B. separate from the country. C. unite various ethnic groups. D. overthrow the existing government.