9.2.1 - Activity 9.2
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is friction?
💡 Hint: Think about what happens when you push a book.
Name two types of friction.
💡 Hint: One is when an object is at rest.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What type of friction opposes the start of motion?
💡 Hint: Think about starting to push an object that's not moving.
True or False: Smoother surfaces create more friction.
💡 Hint: Reflect on how easy or hard it is to slide on a smooth surface.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Imagine you have a car driving on a highway and then onto a gravel road. Describe how friction impacts its performance.
💡 Hint: Consider how tire grip varies on different surfaces.
Design an experiment where you can compare static and sliding friction using household items.
💡 Hint: Focus on keeping measurements consistent.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.