Solve the following: KE = ½ mv ² PE = mgh 1. A car is travelling at a velocity of 5 m/s and it has a mass of 250 Kg. Compute its Kinetic energy? 2. A toy car with a mass of 70 kg is moving with a speed of 10m/s. Calculate the kinetic energy of the car. 3. A cyclist and bike have a total mass of 100 kg and a speed of 15 m/s. Calculate the kinetic energy. 4. A car has a mass of 1,000 kg and is traveling at 28 meters per second. What is the car's kinetic energy? 5. When a golf ball is hit, it travels at 41 meters per second. The mass of a golf ball is 0.45 kg. What is the kinetic energy of the golf ball? 6. The 2kg hammer is 1m up. How much is its PE? Er 7. The 0.5kg apple is dropped at 4m. Find its PE. 8. The block of 10kg is kept at 2m. How much its PE? 9. He leaps at 5m with a weight of 50kg. How much its PE? 10. If the bullet travels at 2 meters of the ground and has a mass of 0.2 kg., what would the potential energy of the bullet be? V K