Types of Friction Force

Objects balanced on Timmy's head experiences-

• Rolling Friction

• Sliding Friction

• Fluid Friction

• Static Friction

Which type of friction occurs when solid surfaces slide over each other?

• rolling

• static

• sliding

• fluid

Which type of friction occurs when an object rolls over or rotates on a surface?

• sliding

• static

• fluid

• rolling

Which type of friction occurs when objects are not moving?

• static

• sliding

• fluid

• rolling

A type of friction that occurs when air pushes against a moving object causing it to negatively accelerate

• surface area

• air resistance

• descent velocity

• gravity 

Which of the following is an example of friction that is helpful?

• Brakes used on a bike

• Tires from a car on the road

• Tread on the bottom of your shoes

• All are examples that are helpful

Which boy A or B will slide down faster

• A

• B

• A and B

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which type of friction occurs when a fluid, such as water or air, opposes the motion of an object?

• Static friction

• Sliding friction

• Rolling friction

• Fluid friction

What type of friction is experienced by a car tire as it rolls down the road?

• Static friction

• Sliding friction

• Rolling friction

• Fluid friction

Which type of friction is the strongest and must be overcome to start moving an object?

• Static friction

• Sliding friction

• Rolling friction

• Fluid friction