2.4.1 - Definition
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Practice Questions
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Define work in physics.
💡 Hint: Think about the relationship between force and movement.
What is the SI unit of work?
💡 Hint: Recall the formula for work.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for work done?
💡 Hint: Recall the components of work.
True or False: Energy can be created or destroyed.
💡 Hint: Think about conservation principles.
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Challenge Problems
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A car exerts a force of 4000 N to accelerate from rest to a speed of 20 m/s. Calculate the work done by the car.
💡 Hint: First find the mass of the car and apply kinetic energy formula.
If a spring with a spring constant of 300 N/m is compressed by 0.1 m, how much work is done on the spring?
💡 Hint: Use the compression distance in the work formula.
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