Students will identify/understand the Earth’s Atmosphere. Please help, it’s due today!

Write three paragraphs explaining the atmosphere and layers make up the atmosphere.

Which of the following is a possible reason for sleep? a) growth b)digestive c)speed d)intelligence

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

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion