Which of the following supports the theory of continental drift? A. There is one continent on Earth.
B. Earth's crust is all in one piece.
C. Mountanhas on different continents match up.
D. Earth has hot climates at the equator.

Dr. arenas is a scientist who has been trying to determine if increasing pressure will increase the sound that occurs when two chemicals explode. it measures the volume of the sound that occurs at the minimum pressure at which the explosion will occur. it then increases the pressure and measures the volume of the explosions that occur. what kind of investigation is the scientist conducting?