What 2 factors is potential energy (PE) dependent upon

The mass and gravity.

Explanation:

Depending on how much mass there is in an object, will determine how fast/slow and object moves.  This is the same with gravity, if there is a larger slope, there will be more energy, and if there is less there will be less movement.

1. the height of the object relative to a reference point

2. its mass

Explanation:

answer; equivalent to a one(1) horsepower motor;