What is the work done when lifting a 15 kg object to a height of 1 meter?

Physics of Pendulums and Energy Conservation

Interactive Video
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Physics, Science
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9th - 12th Grade
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Hard

Mia Campbell
Used 1+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
150 Joules
100 Joules
15 Joules
10 Joules
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the potential energy of an object when it is allowed to fall?
It is lost completely
It remains as potential energy
It is converted to kinetic energy
It doubles
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a practical application of converting gravitational potential energy to kinetic energy?
Generating electricity
Cooling air
Demolishing buildings
Heating water
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What principle is demonstrated by the pendulum experiment?
Conservation of charge
Conservation of mechanical energy
Conservation of momentum
Conservation of mass
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to release the pendulum without initial speed?
To ensure it swings higher
To decrease its kinetic energy
To maintain conservation of energy
To increase its potential energy
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the expected outcome if the pendulum is released correctly?
It will swing higher than the release point
It will return to the same height
It will stop midway
It will not swing at all
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main risk involved in the pendulum experiment?
The pendulum might break
The pendulum might lose energy
The pendulum might hit the demonstrator
The pendulum might not swing
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