In PE coach tells you you will be running a mile today so he wants you to warm up and stretch. Coach has the class line up at the starting line and yells GO! As you run, you breathe harder to bring in more oxygen. Your heart begins pumping faster to send that oxygen to your body’s cells. Your blood picks up the gas waste products from your cells and delivers it back to the lungs to be removed.

Please tell me which systems are working together to help sustain your body as you exercise in PE. You should have a minimum of 3 for partial credit.

it is easily magnetized.

the answer would be c

compass can be used day and night, cloudy or sunny

as we probably am aware that our atmosphere or air have various levels, each level has different gasses, and each gas has another porousness. at the point when the light originates from lower porousness to higher penetrability, it alters its course. with the goal that implies that when the light originates from the moon to the earth, it alters it's course a lot more occasions. it essentially implies that the state of the light piece of the moon is changed on the earth.

not copied too! hope this !

joke:

h o h o hope you have a merry christmas!