Which of the following is a way that humans speed up the process of erosion?

a. urban development

b. hiking

c. deforestation

d. all of the above

Choose the correct statement about the seasons. The Earth's orbit around the Sun is a highly eccentric ellipse, so the distance between Earth and Sun varies dramatically over the course of a year. Earth is the only planet that experiences seasons.

What are the three major types of economic systems taught in this course? A. Political, Controlled and Traditional B. Market, Political and Demographic C. Market, Command and Traditional D. Religious, Political and Economic

Put the following in order from earliest to latest formation A. Atoll, seamount, guyot B. Seamount, guyot, atoll C. Guyot, atoll, seamount D. Seamount, atoll, guyot

Age, family, and economic class are examples of: A. genders. B. ethnic groups. C. religions. D. social identities.

In the 1500s, most people in Australia spoke which language?

The reason why the USA seems to have so many products that are "Made in China" is because Chinese businesses are very involved in world trade. Which means Chinese businesses are

Which of the following is not a place where hydrogen can be found on Earth? A. Natural gas well B. Atmosphere C. Water D. Mine

Molten lava coming out of a Hawaiian volcano cools down and forms rock. Which statement best describes the flow of energy in this scenario? Energy moves from the surroundings to the lava. Energy stays within the lava.

Magma that forces its way into rocks and hardens is called

What statement about rainforests is false?