How much of Earth's atmosphere is made up of nitrogen and oxygen?

A. 100 percent

B. Between 25 and 75 percent

C. Close to 99 percent

D. Less than 1 percent

With regard of British influences in India which of the following statements is true

How many tens are in 800

By the end of World War II, the only two countries that could claim to be world powers were: a. Japan and the United States. b. Germany and Japan. c. the Soviet Union and Germany. d. the United States and the Soviet Union.

Which of the following belief systems rejects the ideas of worshiping gods and having life after death?

Why do the moon look a little bit different every night

Planets travel at a constant rate around the Sun. a. True b. False

Why do the North and South pole experience seasons differently than the rest of the planet? Why do they have periods of continuous daylight or continuous darkness?

According to the International Astronomical Union, which of the following is one of the criteria for an object to classified as a Planet? Select all that apply.

What physical features are the five largest cities in the u. S. Near?

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