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Physics
»
B.
Conservation of Energy and Momentum
»
B.1.
Work, Energy, Power
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Unit Challenge
Work
Overview
Solving for the work using the equation W = Fd cosθ
Gravitational Potential Energy
Overview
Solving for gravitational potential energy using the equation U
_{g}
= mgh
Spring Potential Energy
Overview
Solving for spring potential energy using the equation U
_{S}
= 1/2 kx
^{2 }
Kinetic Energy
Overview
Solving for the kinetic energy of an object using the equation KE = 1/2 mv
^{2}
The Work-Energy Theorem
Overview
Solving for the total work done on an object using the formula W = ∆KE
Solving for distance orforce from the total work done on an object using W = Fd and W = âˆ†KE
Conservation of Mechanical Energy for Objects that are dropped
Overview
Determining the gravitational potential energy of an object that is dropped after a given amount of time
Determining the kinetic energy of an object that is dropped after a given amount of time
Determining the velocity of an object that is dropped after a given amount of time
Determining the maximum velocity that an object reaches after it is dropped
Conservation of Mechanical Energy for Objects that are Launched from Springs
Overview
Determining the gravitational potential energy and kinetic energy of an object that is launched from a spring
Determining the height and velocity of an object that is launched from a spring
Determining the kinetic energy and velocity of an object that is launched from an spring
Determining the maximum gravitational potential energy and height of an object that is launched from an spring
Determining the maximum kinetic energy and maximum velocity of an object that is launched from an spring
Conservation of Mechanical Energy for Hanging Spring-Block Oscillators
Overview
Solving conservation of mechanical energy problems involving spring-block oscillators
Conservation of Mechanical Energy for Simple Pendulums
Overview
Determining the maximum potential energy and height for a pendulum
Determining the maximum kinetic energy and velocity for a pendulum
Power
Overview
Solving problems involving power using the formula P = W/t
The Work-Energy Theorem — Solving for the total work done on an object using the formula W = ∆KE
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