Answer:
As magma rises, pressure Decreases , causing dissolved gases to expand and form bubbles. The size of the bubbles increases, exerting a lot of force. The force of the expanding gases pushes the magma from the Magma chamber up through the Pipe . Molten rock and gas explode through the Vent , which is at or near the top of the volcano.
Explanation:
B. the skin produces sweat
The answer would be aircraft carrier
Answer:
Make the surfaces little more smoother. ...
Lubrication is another way to make a surface smoother. ...
Make the object more streamlined. ...
Reduce the Normal force acting between the surfaces in contact. ...
Reduce the contact between the surfaces, so that less number of bonds will be formed.