Work Done & Energy Transfer (OCR GCSE Physics A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
13 questions from this quiz
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Practise the questions
13 questions from this quiz
What is friction?
What is friction?
A force between moving surfaces
In which direction does friction act?
In which direction does friction act?
Opposite to the motion
What form of energy does friction produce?
What form of energy does friction produce?
Heat
What happens to temperature when friction occurs?
What happens to temperature when friction occurs?
Temperature increases
What does work done measure?
What does work done measure?
Energy needed to move an object
What is the equation for work done?
What is the equation for work done?
What is the unit for work done ()?
What is the unit for work done ()?
J (Joules)
What is the unit for force () in the work done equation?
What is the unit for force () in the work done equation?
N (Newtons)
What is the unit for distance () in the work done equation?
What is the unit for distance () in the work done equation?
m (metres)
Ben Nevis race: start is 50m above sea level, top is 1344m. What distance is climbed?
Ben Nevis race: start is 50m above sea level, top is 1344m. What distance is climbed?
1294 m
Chris weighs 600N and climbs 1294m. Calculate work done.
Chris weighs 600N and climbs 1294m. Calculate work done.
776,400 J
Alison weighs 400N and climbs 1294m. Calculate work done.
Alison weighs 400N and climbs 1294m. Calculate work done.
517,600 J
Why does Chris need more energy than Alison for the climb?
Why does Chris need more energy than Alison for the climb?
He weighs more