Podcast
Questions and Answers
What is the relation between energy and work?
What is the relation between energy and work?
- Energy and work are unrelated concepts
- Energy is a form of work
- Energy is needed to do work, and they are related to each other (correct)
- Work is a form of energy
How is the energy of a body defined?
How is the energy of a body defined?
- The weight of the body
- The ability of the body to do work (correct)
- The temperature of the body
- The capacity of the body to cause motion
What is the SI unit for measuring work and energy?
What is the SI unit for measuring work and energy?
- Newton
- Watt
- Joule (correct)
- Pascal
How is work done by a force on a body measured?
How is work done by a force on a body measured?
What best describes a machine?
What best describes a machine?
In the context of using a spoon to open a tin container, what role does the spoon play?
In the context of using a spoon to open a tin container, what role does the spoon play?
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