What is convection?
Heat and Thermal Energy

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Science
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6th - 8th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
Convection is the transfer of heat through the movement of fluids (liquids or gases). Warm air or liquid rises, while cooler air or liquid sinks, creating a circulation pattern.
2.
FLASHCARD QUESTION
Front
What is conduction?
Back
Conduction is the transfer of heat through direct contact between materials. Heat moves from the hotter object to the cooler one.
3.
FLASHCARD QUESTION
Front
What is radiation?
Back
Radiation is the transfer of heat in the form of electromagnetic waves. It does not require a medium to travel through, allowing heat to be transferred through space.
4.
FLASHCARD QUESTION
Front
What is thermal energy?
Back
Thermal energy is the total kinetic energy of particles in a substance. It is related to temperature and the state of matter.
5.
FLASHCARD QUESTION
Front
What happens to air when it is heated?
Back
When air is heated, it expands, becomes less dense, and rises. This process is part of convection.
6.
FLASHCARD QUESTION
Front
What is the boiling point of water in degrees Celsius?
Back
The boiling point of water is 100 degrees Celsius.
7.
FLASHCARD QUESTION
Front
How does heat flow between objects?
Back
Heat flows from a region of higher temperature to a region of lower temperature.
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