Which sequence of processes must occur for an atom of carbon to go from a human to a car?
a. respiration, photosynthesis, decompiosition
b. fossilization, decomposition, respiration
c. photosynthesis, combustion, respiration
d. respiration, fossilzation, photosythesis is the answer c? ?

Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.