KE, GPE & EPE (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
Which energy store increases when an object is moving?
Which energy store increases when an object is moving?
Kinetic energy store
What two factors does kinetic energy depend on?
What two factors does kinetic energy depend on?
Mass and velocity
What is the formula for calculating kinetic energy?
What is the formula for calculating kinetic energy?
In the kinetic energy formula, what are the units for velocity ?
In the kinetic energy formula, what are the units for velocity ?
metres per second (m/s)
Which energy store increases when an object is lifted in a gravitational field?
Which energy store increases when an object is lifted in a gravitational field?
Gravitational potential energy store
What is the gravitational field strength on Earth approximately?
What is the gravitational field strength on Earth approximately?
9.8 m/s
What is the formula for gravitational potential energy?
What is the formula for gravitational potential energy?
In the GPE formula, what are the units for gravitational field strength ?
In the GPE formula, what are the units for gravitational field strength ?
newtons per kilogram (N/kg)
Which energy store increases when an object is stretched or squashed?
Which energy store increases when an object is stretched or squashed?
Elastic potential store
What are the units for spring constant ?
What are the units for spring constant ?
newtons per metre (N/m)
What is the formula for elastic potential energy?
What is the formula for elastic potential energy?
A 10 cm wire with spring constant 5 N/m stretches to 12 cm. What is the elastic potential energy?
A 10 cm wire with spring constant 5 N/m stretches to 12 cm. What is the elastic potential energy?
0.001 J