Try the aquatics exercises you learned in lesson 02.07 Aquatics. What was the most difficult part of completing the leg action of treading water or bicycling in the air? Why?

The cardiovascular system, which transports blood through the body, is a one-way system. select the best answer from the choices provided. t f

Which of the following is an argument against buying local fruits and vegetables?

Explain why many people are concerned about uv rays? explain what causes the skin to burn in the sun? explain why people should avoid the sun if taking a photosensitive medication?