1. Explain why high speed collision between two cars would cause more damage than a low speed collision between the same two cars.
2. Describe the energy transformations that occur when a piece of wood
is burned.
3. Identify the form of energy that is converted into thermal energy.
5. Think critically A golf ball and a bowling ball are moving and both have the same kinetic energy. Which one is moving faster? If they move at the same speed, which one has more kinetic energy?
