4 - Measurement and Effects of Force
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Practice Questions
Test your understanding with targeted questions
What is the SI unit for measuring force?
💡 Hint: It’s also named after a famous physicist.
Identify a type of contact force.
💡 Hint: Think about forces that occur when two surfaces touch.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the unit of force?
💡 Hint: It’s named after a famous scientist.
Friction only opposes motion.
💡 Hint: Think about how it feels to push against a rough surface.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A soccer player kicks a ball with a force of 20 N, causing it to accelerate at 4 m/s². Calculate the mass of the ball.
💡 Hint: Rearrange the formula to solve for mass.
Consider a lever with a length of 2 m. If a force of 10 N is applied at the end of the lever, what is the moment created about the pivot?
💡 Hint: Remember the formula for torque.
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