Is by far the most important cause of rock deformation

a) erosion
b) volcanism
c) tectonism
d) none of the above

What causes the cyclical changes in the appearance of the moon?

What is a social problem that affects your life? how does it affect you, your family, and/or your community?

Radioactive carbon dating works because the amount of carbon-14 is constant while the organism is living and once the organism dies the amount of carbon-14 a) combines b) decreases c) increases d) multiples