What does friction produce?

• light
• sound
• heat
• gravity

Tags

NGSS.MS-PS3-3

The force that acts in the opposite direction of motion when two surfaces come in contact. 

• Force
• Friction
• Static
• Kinetic 

What direction does friction act relative to motion?

• in the same direction
• in the opposite direction 
• need more information
• depends on the force

What are the units on the force due to friction?

• none
• Newtons
• meters
• kilograms

Friction _____________ motion

• Works in the same direction as

• Opposes

• Has not effect on

• Pulls against

True or False: objects that are smooth have LESS friction than objects that are rough

• TRUE

• FALSE

Which type of friction keeps objects from sliding around all over the place

• Static Friction

• Rolling Friction

• Fluid Friction

• Sliding Friction

Imagine you decide to jump out of an airplane 🛩

Which force is going to pull you down towards earth

• Fluid Friction

• Static Friction

• Gravity

• The wind from the airplane

Tags

NGSS.MS-PS2-4

TRUE or FALSE if you push a box across a surface like Ice with no friction, it will NEVER stop

• TRUE, as long as it doesn't run into something it will keep going and going and going

• FALSE, it will stop very quickly

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

TRUE or FALSE if you push a box across a surface like rough wood with a lot friction, it will NEVER stop

• TRUE, as long as it doesn't run into something it will keep going and going and going

• FALSE, it will stop very quickly

Tags

NGSS.MS-PS2-2