Conductores térmicos
Interactive Video
•
Science, Physics, Chemistry
•
1st - 6th Grade
•
Practice Problem
•
Hard
Wayground Content
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role do electrons play in the thermal conductivity of metal?
They contract the metal when cooled.
They create small holes for expansion.
They move freely to transfer heat quickly.
They vibrate to transfer energy.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to atoms in metal when they are heated?
They vibrate more intensely.
They contract.
They move freely.
They stop moving.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do large metal structures like railroad tracks have small gaps?
To allow for thermal shrinkage.
To prevent rusting.
To accommodate thermal expansion.
To reduce weight.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the process called when metal contracts as it cools?
Thermal conduction
Thermal vibration
Thermal shrinkage
Thermal expansion
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does a pan lose heat to the surrounding air?
Through thermal expansion.
By creating small holes.
Through the vibration of atoms.
By the movement of electrons.
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