Why scientist use si instead of units such as gallons and inches

What causes the force that pushes magma from the magma chamber through the pipe and vent of a volcano?

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

Which of these best describes what occurs during cytokinesis? a) the chromosomes are separated b) the cell begins to divide by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm