An explosion that destroys the outer portion of a star is known as a

a. supernova.

b. protostar.

c. supergiant.

d. nebula.

Describe one region of the world that exhibits a small annual temperature range

Many Canadians who criticized the Free Trade Agreement (FTA) were unhappy about worker safety unemployment trade barriers taxes

Increased irrigation demands:

Climate does not effect the rate in which weathering can occur. true or false

What is it called when magma turns into a igneous rock under the crust?

Because of his failed economic plan, Mao Zedong later opened China up to foreign trade. True False

Your friend tells you that our orbit is so special that it is at just the right distance from the sun for us to be at the right temperature for life to flourish. He says that if we were even ten miles closer to the sun, we would burn up.

The suns energy is classified by what

Earth is a closed system. that means the amount of rocks, metals, carbon, nitrogen, oxygen, and water on earth ___. so it is essential that bio geochemical cycles __ these materials as they move through earths subsystems A: remains constant.

What are the percentages of the large near Earth asteroids that we have found so far?