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Learn how to calculate potential and kinetic energies using mass, height, and velocity with the unit of Joules. Solve energy problems easily with this helpful guide.
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KE = ½mv2 Potential Energy Kinetic Energy PE = mgh UNITS - Joules • m (mass) – kg • v (velocity) – m/s • g (acceleration due to gravity) – 9.8 m/s2 • h (height) – m
What is the potential energy of an object if its mass is 20 kg and the height of its drop is 10 m?
What is the potential energy of an object is its mass is 600 kg and the height of its drop is 3 m?
What is the kinetic energy of an object whose mass is 100 kg and speed is 100 m/s?
What is the kinetic energy of an object whose mass is 20 kg and speed is 15 m/s?