What has more thermal energy: A small glass or a large glass of water at the same temperature?
(P7) Physics Lessons 6-11 Flashcard Review

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Science
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7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A large glass has more thermal energy because it contains more water, which means more total energy.
2.
FLASHCARD QUESTION
Front
What is an insulator?
Back
An insulator is a material that is a poor conductor of heat and electricity, preventing the flow of energy.
3.
FLASHCARD QUESTION
Front
What is kinetic energy?
Back
Kinetic energy is the energy of motion, which depends on the mass and speed of an object.
4.
FLASHCARD QUESTION
Front
What type of circuit exists when classroom lights are ON?
Back
A closed circuit exists when classroom lights are ON, allowing electricity to flow.
5.
FLASHCARD QUESTION
Front
What two components does thermal energy depend on?
Back
Thermal energy depends on mass and temperature.
6.
FLASHCARD QUESTION
Front
What is potential energy?
Back
Potential energy is the stored energy in an object due to its position or state.
7.
FLASHCARD QUESTION
Front
What is the difference between conductors and insulators?
Back
Conductors allow the flow of electricity and heat, while insulators do not.
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