What is thermal energy?
Science Grade 7: Thermal Energy Unit Exam Review

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Science
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Thermal energy is the total kinetic energy of the particles in a substance, which is related to its temperature.
2.
FLASHCARD QUESTION
Front
What is temperature a measure of?
Back
Temperature is a measure of the average kinetic energy of the particles in a substance.
3.
FLASHCARD QUESTION
Front
What is conduction?
Back
Conduction is the transfer of thermal energy through direct contact between particles.
4.
FLASHCARD QUESTION
Front
What is convection?
Back
Convection is the transfer of thermal energy through the movement of fluids (liquids and gases) caused by differences in temperature.
5.
FLASHCARD QUESTION
Front
What is radiation?
Back
Radiation is the transfer of thermal energy through electromagnetic waves, such as heat from the sun.
6.
FLASHCARD QUESTION
Front
How does temperature affect kinetic energy?
Back
Temperature and kinetic energy are directly proportional; as temperature increases, the kinetic energy of particles also increases.
7.
FLASHCARD QUESTION
Front
What is an example of conduction?
Back
An example of conduction is a metal spoon getting hot when placed in a pot of boiling water.
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