Heat is an increase in thermal expansion of a substance. true or false

Discuss the theory of continental drift

Which best describes the path of S-waves and P-waves? A. S-waves travel through the earth's interior. P-waves travel along the surface of the earth's crust. B. S-waves travel through solids or very dense, glassy liquids.

Agriculturalists tend to live in permanent villages that are larger and closer to other settlements than the semipermanent settlements of horticulturalists. True False

What observation about this mid-ocean ridge diagram below was used to support Wegener's hypothesis of continental drift? Magma is very close to the surface at the rift. Sediments become thicker with increasing distance from the rift.

Where is lake titicaca located and what is special about it

What would make a hill slope more stable? Select one: a. Highway construction across the slide, which creates continuous, steep slopes that are cut into the hillside alongside the new road. b.

Is extreme weather caused by climate change

Which best describes how sediment forms? A. Loose material is compacted by pressure. B. Chemical changes cause sediment to cement together. C. Erosion breaks down rock and other material. D. Molten rock cools below Earth's surface.

Why do you think it is important that the governments of Canada and the U. S. have a strong relationship?

Which of the following issues is the most significant challenge facing the people of the Middle East today? A. dust storms B. freezing temperatures C. earthquakes D. water scarcity