Thermal Energy (VCE SSCE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is thermal energy?
What is thermal energy?
Sum of random KE & PE of atoms/molecules
In which direction does heat always flow?
In which direction does heat always flow?
From hotter objects to colder ones
Convert to Kelvin.
Convert to Kelvin.
K
What is absolute zero?
What is absolute zero?
State where molecules have zero KE
Which material is the best thermal conductor?
Which material is the best thermal conductor?
Copper
What is the main form of thermal energy transfer in liquids and gases?
What is the main form of thermal energy transfer in liquids and gases?
Convection
Which surfaces absorb most radiation energy?
Which surfaces absorb most radiation energy?
Black and matt surfaces
Why does evaporative cooling reduce temperature?
Why does evaporative cooling reduce temperature?
High-energy molecules escape with energy
Energy to raise kg of water by K if J kg K?
Energy to raise kg of water by K if J kg K?
J
What happens to temperature when water boils?
What happens to temperature when water boils?
Remains constant at