I believe the answer is CONVECTION.
hope that helps!!!
They size of the wave and the time of a certain wave.
Air pressure is the wi get of air molecules pressing down on the earth. The pressure of the air molecules changes as you move upward from sea level into the atmosphere, the highest pressure is at sea level where the density of the air molecules is the greatest.
Answer:
The set of frequencies of the electromagnetic Waves emitted by the atoms of an element is called emission spectrum.
Well,
When an object's velocity changes, we call it acceleration.
Acceleration: The time rate of change in an object's velocity