Acoach wants to see how long the members of the water polo team can hold their breath. he times each member and finds that the average is 52 seconds. what type of study is this?

Use the position statement you used earlier and the ideas you gathered, and write an editorial that is one paragraph in length. include your position statement and supporting ideas.

Carbon tetrachloride is a toxic liquid. a carbon tetrachloride molecule has one atom of carbon and four atoms of chlorine. what is its chemical formula?

How did the mountains on the oregon trail influence the timing of pioneers’ travels? a.) the pioneers wanted to avoid times when there was snow in the mountains. the pioneers wanted to spend as much time as possible enjoying the mountain scenery. b.) the pioneers crossed the mountains in late fall when the trees were bare and the views were good. c.) the pioneers were rugged people who were not impacted by the terrain they crossed at any time.