2. Earth moves through space in two ways – rotation and revolution. (10 points) A. Around what does Earth revolve? (2 points)
B. What are two ways life would be different if Earth did not have the motion of revolution? (8
points)

Identify the missing parts of the carbon cycle

Which of the following describes a negative feedback loop? when the heart rate is too high, the body sends hormones that continually increase the heart rate higher. when a pregnant woman is in labor, the body sends hormones that increase the intensity of contractions, which then increases the secretion of the same hormones. when blood sugar is too low, the body sends hormones that raise blood sugar until it reaches a typical level and hormone secretion slows. when a person is jogging, the body sends hormones that continually decrease the rate of oxygen supply to the legs.

Dna replication or repair occurs in a cell in all of thw following situations except when