How does abrasion shape a shoreline?
rock fragments tumble in the water, wearing away material that is softer than they are.
wind picks up sand and blows it along the shoreline, changing the shape of the beach.
waves force air into cracks in the rock, breaking them apart.
currents flow parallel to the shore, moving large amounts of sediment.

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.

Study the diagram of a cell. which structure is found only in plant cells and functions in the process of photosynthesis? w x y z

Emmet didn’t want to weed the garden. he put off the task toward the end of the day. he even tried to get his sister to do the job. what type of goal orientation did emmet display toward weeding the garden?