9.4.1 - Activity 9.4
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 rub your hands.
Name a type of friction.
💡 Hint: Consider what happens when you slide or roll objects.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What type of friction is at play when you push a stationary object?
💡 Hint: Recall which type stops motion.
True or False: Rolling friction is greater than sliding friction.
💡 Hint: Think about how wheels work on vehicles.
Get performance evaluation
Challenge Problems
Push your limits with advanced challenges
If given a choice between rubber and wood for a tire's surface, which would provide better grip and why?
💡 Hint: Consider material properties and the concept of friction.
How would you decrease friction in a sliding motion application, such as in a drawer? Suggest features.
💡 Hint: Think about mechanisms that facilitate smooth movement.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.