When a comet gets near the Sun, it starts to melt, leaving behind small pieces. What happens when the Earth moves through a comet's orbit? A. A lunar eclipse occurs
B. A meteor shower occurs as the small pieces left behind from the comet burn up in the earth's atmosphere
C. The comet turns into a shooting star and is gone forever

Elephants in the savanna regions of africa dig holes in dried up river beds to reach water lying just below the surface. these holes provide drinking water for other animals as well. so, without the elephants, many animals might otherwise die from lack of water during the dry season. the location in which the elephants live is an example of a/n and the role they play in creating water holes is an example of a a) ecosystem; habitat b) community; niche c) habitat; niche d) niche; habitat