How often does an El Ni o event occur?

a. about every other year

b. every 10 years

c. about every 2 to 3 years

d. about every 3 to 7 years

Which statement explains how lakes form

What type of friendships do you plan on having

As more ice in the Arctic Ocean melts, what effect does this have on the water? a. There is no effect on heat absorption. b. Heat absorption increases as the albedo decreases. c. Heat absorption increases as the albedo increases. d.

Which angle pairs are supplementary? Check all that apply 21 and 22 24 and 23 24 and 25 27 and 25 23 and 26

How long is the border between mexico and the us?

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

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.