Forces and Motion Review

A ____________ is a push or a pull on an object.

• friction
• force
• magnet
• gravity

Balanced or unbalanced?

• balanced
• unbalanced

What will cause an object to move?

• Applied forces
• Balanced forces
• Unbalanced forces

Balanced or Unbalanced?

• Balanced 
• Unbalanced

the tendency of an object to resist a change in its motion

• acceleration
• inertia
• mass
• frame of reference

a force that opposes motion between any surfaces that are touching

• velocity
• friction
• inertia
• position

What is speed?

• how far you go
• how much distance is covered over a period of time
• how fast you accelerate
• the change in the location of a object

Tags

CCSS.6.NS.B.3

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 would NOT be a way of reducing friction?

• making the surfaces smoother
• using lubricants such as waxes, oils, or grease
• changing from sliding friction to rolling friction using ball bearings
• Using kitty litter on snow and ice to help your car gain traction

 What is the unit called that measures force?

• weight
• meter
• Newton
• kilogram