They help work together because when the heart pmps blood through the body and the cells flow through the blood non stop its like a barrier of protection
Answer: Coronal Mass ejection-geomagnetic storm
Geomagnetic storm-aurora
Explanation:
I just took the test
Answer: T
Explanation:Carbon dioxide is added to the atmosphere naturally when organisms respire or decompose (decay), carbonate rocks are weathered, forest fires occur, and volcanoes erupt. Carbon dioxide is also added to the atmosphere through human activities, such as the burning of fossil fuels and forests and the production of cement.