Energy stores & Transfers (Edexcel GCSE Physics Combined Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
Where is nuclear energy stored?
Where is nuclear energy stored?
In the nuclei of atoms
What happens to thermal energy as an object gets hotter?
What happens to thermal energy as an object gets hotter?
It increases
Which of these contains chemical energy?
Which of these contains chemical energy?
Batteries
What type of energy is stored in a stretched spring?
What type of energy is stored in a stretched spring?
Elastic potential energy
How does kinetic energy change as an object moves faster?
How does kinetic energy change as an object moves faster?
It increases
When is gravitational potential energy stored in an object?
When is gravitational potential energy stored in an object?
When it is raised above the ground
What is true about energy in any system?
What is true about energy in any system?
It cannot be created or destroyed
What is always dissipated when a system changes?
What is always dissipated when a system changes?
Some energy
How does oil in a motor reduce energy waste?
How does oil in a motor reduce energy waste?
It reduces friction
What does higher thermal conductivity do?
What does higher thermal conductivity do?
Increases rate of energy transfer
What is the efficiency formula?
What is the efficiency formula?
Useful output / total input
What helps reduce thermal energy loss from a house roof?
What helps reduce thermal energy loss from a house roof?
Loft insulation