Kinetic Energy Calculations Quiz

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10 Questions

00 N acts over a distance of 12.0 1m in the direction of the force. Find the ______ done.


How much work is required to ______ a 95.0-kg refrigerator rests on the floor for 4.00 m along the floor against a friction force of 180 N?


A hammerhead of mass m = 2.00 kg is allowed to fall onto a nail from a height h = 0.400 m. Calculate the maximum amount of work it could do on the nail.


Suppose you pull a sled with a rope that makes an angle of 30.0° to the horizontal. How much work ______ you ______ if you pull with 25.0 N of force and the sled moves 25.0 m?


The damage caused by a projectile on irapace is correlated with its ______ energy


Calculate and compare the ______ energies of these three projectiles: a 10.0 kg stone at 30.0 m/s, a 100.0 g baseball at 60.0 m/s, and a 20.0 g bullet at 300.0 m/s. The ______ energy can be calculated using the formula KE = 0.5 * mass * speed^2


A limo is moving at a speed of 100 km/h. The mass of the limo, including passengers, is 1900 kg, what is its ______ energy


Two railroad cars, each of mass 7000 kg and traveling at 90.0 km/h, collide head on and come to rest. How much mechanical energy is ______ in this collision?


What is the kinetic energy of a 19500 kg car moving at 15.0 m/s. If the car changed its speed to 30.0 m/s, how would the value of its ______ energy change?


A 200 kg mowing tiger has a kinetic energy of 14,400 J. What is the ______ of the tiger?


Test your understanding of kinetic energy calculations with these physics problems involving projectiles, a limo, and a head-on collision between railroad cars.

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