In physics, when is work said to be done?

Work and Energy in Physics

Interactive Video
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Physics, Mathematics, Science
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9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When energy is lost.
When time passes.
When a force moves an object.
When an object is stationary.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for calculating work done?
W = D - F
W = F + D
W = F * D
W = F / D
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of the lady pushing a trolley, what is the force applied?
200 Newtons
100 Newtons
50 Newtons
150 Newtons
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How much work is done when a force of 100 Newtons is applied over 15 meters?
150 Joules
1500 Joules
2000 Joules
1000 Joules
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the unit of work in physics?
Newton
Watt
Pascal
Joule
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of energy is transferred to the trolley in the example?
Potential energy
Thermal energy
Chemical energy
Kinetic energy
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for kinetic energy?
KE = 1/2 mv
KE = mgh
KE = mv
KE = 1/2 mv^2
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