The answer would be A: its container.
Gas will expand to fill whatever container it is put in.
Answer:D. In order to restore equilibrium, the reaction shifts right, towards products
Explanation:
Potential energy is stored energy. Kinetic energy involves movement.
If a ball is on the top of a hill, it has the most potential energy on the very top of the hill. The kinetic energy is also 0 at this point.
If the ball rolls down the hill, potential energy decreases while kinetic increases.
simple example
Answer:
basically the middle of an earthquake