Why do farmers sometimes use more wasteful methods of irrigation than are available?

In a forest ecosystem, clover is eaten by deer, which are eaten by wolves. if the population of clover suddenly decreased what would happen

Sometimes when people are cold they rub their hands together to create friction. Keeping this is mind, briefly explain the relationship between friction and thermal energy?

What happens to temperature as you go deeper into the lake

What do all hydrogen atoms have in common with ions?

Which of the following are limitations of HMO plans? (Select all that apply.) higher patient costs limited number of healthcare providers limited coverage for healthcare services strict eligibility requirements

Atoms combine to form what? A. elements b. proton c. molecules

A blastocyst is a group of cells that forms after a human egg is fertilized. The blastocyst consist of two types of cells. Some of these cells develop into all of the cells of a growing fetus. What do the other cells develop into? A.

Select the atoms that are likely to lose electrons to form cations: A. Iodine (I) B. Lithium (Li) C. Bromine (Br) D. Potassium (K)

How does a law differ from a theory? A. A law is a theory that has been proven to be true and universal. B. A theory is a group of hypotheses that prove a law is true. C. A law is a statement of fact, but a theory is an explanation. D.

Can someone give me a high school level science fair projects with something to do with bones?