Downward pull of gravity can cause materials to move from areas of high elevation to areas of low elevation. The force of gravity can cause rocks and glaciers to move down mountain slopes, and also cause rivers to flow toward the oceans. Landslides are the sudden mass erosion of rocks down a hill.
Answer:
landmarkes
Explanation:
i took a test abt it last year and i got it right
Answer:
one motor neuron
Explanation:
Although a single motor neuron can innervate several muscle fibers, each muscle fiber is innervated by only one motor neuron
Answer:
B. diaphragm
Explanation:
this structure flutters and causes the chest cavity to largen
