According to the plate tectonics theory, what provides the energy for the constructive forces on Earth's surface?

A.

Earth's internal heat

B.

Earth's movement through space

C.

the sun

D.

gravity

According to uniformitarianism, which statement is true? A. Weathering, erosion, and uplift occur at the same rates. B. Weathering, erosion, and uplift occur slower now than in the past. C.

What do suffrage, temperance, and abolition movements have in common? They all achieved their desired goals. They all provided a social outlet for women. They were all efforts to promote social reform.

How many countries are there is the world?

What forms as a result of collisions and separations between tectonic plates?

Does the earth's budget change?

The main plant adaptations in the tropical rainforest environment

1. What's the definition for ecological perspective 2. What the definition for spatial perspective

Which of the following terms describes a family structure headed by a woman?

Which of these is a renewable resource? a. coal b. cotton c. copper d. petroleum

What are the classifications for the six major land areas on earth?