//]]>

No toast message specified.

Energy and change

Natural Sciences

After this lesson, you should be able to:

  • Give examples of contact forces
  • List the main contact forces
  • Describe what friction is and give examples
  • Describe the relationship between frictional force and the roughness of a surface

 

Delete user profile

In order for this account to be deleted, please enter the OTP that was emailed to you. The user data will be permanently deleted from the system.

In order for your account to be deleted, please enter the OTP provided by your Parent/Guardian.

Cancel

Rate Content

Choose an option below: