physics 15 study guide answers
tain circular motion. Energy Conservation Problem Question: A 2 kg mass is lifted to a height of 5 meters. What is its potential energy? Answer: Using: \[ PE = mgh \] \[ PE = 2\, \text{kg} \times 9.8\, \text{m/s}^2 \times 5\, \text{m} = 98\, \text{J} \] Explanation: Potential en