4.11 - SUMMARY
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Practice Questions
Test your understanding with targeted questions
What does Newton's First Law state?
💡 Hint: Think about how objects behave when no forces are applied.
Define momentum.
💡 Hint: Remember the formula p = mv.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does Newton’s First Law state?
💡 Hint: Think of examples like a puck sliding and stopping due to friction.
Is momentum a scalar or vector quantity?
💡 Hint: Can momentum change direction?
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Challenge Problems
Push your limits with advanced challenges
Two cars collide at an intersection. Car A with a mass of 800 kg moving at 25 m/s hits Car B, which is stationary and has a mass of 1200 kg. Determine their final velocities assuming a perfectly elastic collision.
💡 Hint: Set up the equations for momentum and kinetic energy conservation.
A 0.5 kg soccer ball is kicked with a speed of 15 m/s. Calculate the impulse imparted to the ball over a duration of 0.3 seconds.
💡 Hint: Find the change in momentum using the mass and speed data.
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Reference links
Supplementary resources to enhance your learning experience.