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Questions and Answers
Which term describes the degree of hotness or coldness of a body?
Which term describes the degree of hotness or coldness of a body?
- Force
- Temperature (correct)
- Heat
- Steam
What is the relationship between heat and temperature?
What is the relationship between heat and temperature?
- Heat causes temperature to increase (correct)
- Temperature causes heat
- They are unrelated
- Heat causes temperature to decrease
What property of steam was used to build steam engines?
What property of steam was used to build steam engines?
- Temperature
- Steam escaping the kettle
- Heat (correct)
- Force
What is the equivalent of one Calorie in terms of work?
What is the equivalent of one Calorie in terms of work?
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If a force is applied on a body and the body does not move, what happens?
If a force is applied on a body and the body does not move, what happens?
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Study Notes
Temperature and Heat
- The degree of hotness or coldness of a body is described by the term temperature.
- Heat and temperature are related in that heat is the energy transferred between systems due to a difference in temperature.
Steam Engines
- The property of steam used to build steam engines is its high pressure and expansive force.
Energy and Work
- One Calorie is equivalent to 4.184 joules of work.
Force and Motion
- If a force is applied on a body and the body does not move, the force is balanced by an equal and opposite force, resulting in no net force or motion.
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