Internal Energy & Energy Transfers (OCR GCSE Physics A, Combined (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is internal energy?
What is internal energy?
Energy stored by particles in a system
What two forms does internal energy take?
What two forms does internal energy take?
Kinetic energy and potential energy
What does the kinetic energy component of internal energy relate to?
What does the kinetic energy component of internal energy relate to?
Vibration of atoms
What does heating do to the particles in a system?
What does heating do to the particles in a system?
Increases the energy they have
What two effects can increasing internal energy have?
What two effects can increasing internal energy have?
Raise temperature or change state
Internal energy is the total of which energies of all particles?
Internal energy is the total of which energies of all particles?
Kinetic energy and potential energy
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 liquid changes to a gas?
What is the process called when a liquid changes to a gas?
Boiling
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
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 happens to mass during changes of state?
What happens to mass during changes of state?
Mass is conserved
Where does evaporation occur in a liquid?
Where does evaporation occur in a liquid?
Only on the surface