Energy Changes in a System (AQA GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What type of energy do moving objects have?
What type of energy do moving objects have?
Kinetic energy
What is the formula for kinetic energy?
What is the formula for kinetic energy?
A ball of mass 0.8 kg moves at 14 m/s. What is its kinetic energy?
A ball of mass 0.8 kg moves at 14 m/s. What is its kinetic energy?
78.4 J
If you double the mass of an object, what happens to its kinetic energy?
If you double the mass of an object, what happens to its kinetic energy?
It doubles
If you double the speed of an object, what happens to its kinetic energy?
If you double the speed of an object, what happens to its kinetic energy?
It increases by four times
What type of energy is gained when an object is lifted above the ground?
What type of energy is gained when an object is lifted above the ground?
Gravitational potential energy
What value is used for gravitational field strength () on Earth?
What value is used for gravitational field strength () on Earth?
10 N/kg
A 73 kg person climbs 26 m high. What is the gravitational potential energy gained?
A 73 kg person climbs 26 m high. What is the gravitational potential energy gained?
18,980 J
What type of energy is stored in a stretched spring?
What type of energy is stored in a stretched spring?
Elastic potential energy
What is the formula for elastic potential energy?
What is the formula for elastic potential energy?
When measuring extension in cm for elastic potential energy, what must you do?
When measuring extension in cm for elastic potential energy, what must you do?
Convert to metres by dividing by 100
What is the unit for all three types of energy discussed?
What is the unit for all three types of energy discussed?
Joules (J)