Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

A marble is allowed to roll down an inclined plane from a fixed

height. At the foot of the inclined plane, it moves on a horizontal
surface (a) covered with silk cloth (b) covered with a layer of sand
and (c) covered with a glass sheet. On which surface will the
marble move the shortest distance. Give reason for your answer.

Science - Exemplar Problems

Chapter 12. Friction


On the surface which is covered with sand, the marble will move the shortest distance.Because the sand will offer the greatest friction with the marble among the surface which is covered with silk cloth and the surface which is covered with glass sheet.

0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts