Heat transfer

Flashcard
•
Science
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is conduction?
Back
Conduction is the transfer of heat through a solid material without the movement of the material itself. It occurs when two objects at different temperatures are in direct contact.
2.
FLASHCARD QUESTION
Front
What is convection?
Back
Convection is the transfer of heat through fluids (liquids or gases) caused by the movement of the fluid itself. Warmer, less dense fluid rises while cooler, denser fluid sinks.
3.
FLASHCARD QUESTION
Front
What is radiation?
Back
Radiation is the transfer of heat in the form of electromagnetic waves, such as infrared radiation. It does not require a medium and can occur in a vacuum.
4.
FLASHCARD QUESTION
Front
Example of conduction in everyday life?
Back
Stirring a hot soup with a metal spoon, where heat is transferred from the soup to the spoon.
5.
FLASHCARD QUESTION
Front
Example of convection in everyday life?
Back
Boiling water in a pot, where hot water rises to the top and cooler water sinks.
6.
FLASHCARD QUESTION
Front
Example of radiation in everyday life?
Back
Feeling warmth from the sun on your skin or heat from a lamp.
7.
FLASHCARD QUESTION
Front
What happens to the temperature of a solid object when it conducts heat?
Back
The temperature of the solid object increases as it absorbs heat from a hotter object.
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