What is the definition of work in physics?
Work & Energy Review

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Physics
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11th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Work is defined as the product of force exerted parallel to the direction of displacement and the distance over which the force is applied.
2.
FLASHCARD QUESTION
Front
How do you convert kilometers per hour (km/hr) to meters per second (m/s)?
Back
To convert km/hr to m/s, divide the speed by 3.6.
3.
FLASHCARD QUESTION
Front
What are the variables needed to calculate kinetic energy?
Back
The variables needed to calculate kinetic energy are mass (m) and velocity (v).
4.
FLASHCARD QUESTION
Front
What is the formula for calculating kinetic energy?
Back
The formula for kinetic energy (KE) is KE = 0.5 * m * v^2.
5.
FLASHCARD QUESTION
Front
If a 3.00 kg toy falls from a height of 10.0 m, what is its kinetic energy just before hitting the ground?
Back
The kinetic energy just before hitting the ground is 294 J.
6.
FLASHCARD QUESTION
Front
What is mechanical energy?
Back
Mechanical energy is the sum of kinetic energy and potential energy.
7.
FLASHCARD QUESTION
Front
What is potential energy?
Back
Potential energy is the energy stored in an object due to its position or configuration.
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