Practice - Introduction
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Practice Questions
Test your understanding with targeted questions
What is the unit of force?
💡 Hint: Think about what we measure force with.
State the first law of motion.
💡 Hint: This is about inertia!
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does Newton's First Law state?
💡 Hint: Think about what happens to an object when there are no forces acting on it.
True or False: A force is only a push.
💡 Hint: Recall how forces are defined.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A cyclist of mass 70 kg accelerates from rest to a speed of 15 m/s in 10 seconds. Calculate the force exerted on the bike.
💡 Hint: Remember to find acceleration first before calculating force.
If a rocket expels gas at 2000 kg/s at a speed of 400 m/s, what force is produced by the rocket?
💡 Hint: Think of how much gas is expelled and its velocity.
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Reference links
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