Unit Test review
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is convection?
Back
Convection is the transfer of heat through the movement of fluids (liquids or gases). It occurs when warmer areas of a liquid or gas rise and cooler areas sink, creating a cycle.
2.
FLASHCARD QUESTION
Front
What is conduction?
Back
Conduction is the transfer of heat through direct contact between materials. It occurs when heat moves from a hotter object to a 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 empty space.
4.
FLASHCARD QUESTION
Front
What is an example of convection?
Back
A hot air balloon floating is an example of convection, as the heated air inside the balloon rises, causing the balloon to lift.
5.
FLASHCARD QUESTION
Front
What is an example of conduction?
Back
An egg frying in a pan is an example of conduction, as heat is transferred directly from the hot pan to the egg.
6.
FLASHCARD QUESTION
Front
What happens when two continental plates move towards each other?
Back
When two continental plates move towards each other, they create a convergent boundary, which can lead to the formation of mountains or earthquakes.
7.
FLASHCARD QUESTION
Front
What is the primary way heat moves from a hot pan to butter placed on it?
Back
The heat is moving from the pan into the butter through conduction.
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