4.1 - Introduction to Force
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Practice Questions
Test your understanding with targeted questions
What is the SI unit of force?
💡 Hint: It's named after a famous physicist.
Is gravity a contact or non-contact force?
💡 Hint: Think about how you feel the pull of gravity without touching it.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the unit of force?
💡 Hint: It is named after a scientist famous for his laws of motion.
True or False: A larger force always results in a faster motion.
💡 Hint: Consider how heavy items behave under different forces.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
A car accelerates from rest at a rate of 3 m/s². If its mass is 1500 kg, what is the net force acting on it?
💡 Hint: Think about how Newton's Second Law applies here.
You apply a 10 N force to push an object, but friction offers 4 N of resistance. What is the net force and direction of motion?
💡 Hint: Consider how opposing forces affect net movement.
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