Internal Energy (AQA GCSE Physics Combined Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What is internal energy?
What is internal energy?
Energy stored by particles in a system
Which two forms of energy make up internal energy?
Which two forms of energy make up internal energy?
Kinetic and potential energy
What happens to internal energy when a system is heated?
What happens to internal energy when a system is heated?
It increases
What can happen when internal energy increases?
What can happen when internal energy increases?
Temperature rises or change of state
What is the process called when a solid changes to a liquid?
What is the process called when a solid changes to a liquid?
Melting
What is the process called when a solid changes directly to a gas?
What is the process called when a solid changes directly to a gas?
Sublimation
What is the process called when a gas changes to a liquid?
What is the process called when a gas changes to a liquid?
Condensation
Which statement about changes of state is correct?
Which statement about changes of state is correct?
Mass is conserved
Where does evaporation occur in a liquid?
Where does evaporation occur in a liquid?
Only on the surface of the liquid
Which particles in a liquid have enough energy to evaporate?
Which particles in a liquid have enough energy to evaporate?
Particles on the surface