Question: Choose your answer.

In the atomic model that includes a nucleus, the positive charge is
My Answer: concentrated in the center of the model.

Question: Choose your answer.

A simple machine that helps move a flag up a flagpole is
My Answer: a pulley

Question: Choose your answer.

Which factor will most likely cause a person to develop a fever?
My Answer: a bacterial population in the bloodstream

Question: Choose your answer.

Which event would most likely occur if the number of nitrogen fixing bacteria were reduced within an ecosystem?
My Answer:
the level of nitrogen gas in the atmosphere would increase