Mary wants to train for a half marathon the most important thing she needs to increase is her ? a. cardiovascular endurance b. musclar endurance c. flexibility d. speed and agility

Describe some of the common health conditions associated with air pollution.

Arah is eating lunch with friends outside in the commons area of her school. one of sarah’s friends offers to share a marijuana joint with her. what could be the outcome if sarah were caught smoking marijuana at school? nothing will happen because she did not buy the joint. she could be suspended from school. nothing will happen because she is underage. the consequences would be up to sarah’s parents.

The consists of a mixture of gases and particles, including oxygen, nitrogen, hydrogen, carbon dioxide, water vapor, and dust.