Friction

On which surface would a toy car travel the furthest when pushed?

• ice
• carpet
• snow
• sand

Tags

NGSS.MS-PS2-2

How does friction affect speed?

• more friction decreases speed
• more friction increases speed
• less friction decreases speed
• friction has no affect on speed

Tags

NGSS.MS-PS2-2

Match the following Types of Friction to their descriptions

• Static Friction

• 
• Sliding Friction

• 
• Fluid Friction

• 
• Rolling Friction

• 

Tags

NGSS.MS-PS2-2

Rough surfaces have _________ compared to smoother surfaces.

• greater friction

• less friction

• the same level of friction

• no friction

Tags

NGSS.MS-PS2-2

Why is it harder for the boy in Image B to get down the hill?

• Motion
• Friction
• Work
• Displacement

Tags

NGSS.MS-PS2-2

Why is it important for basketball players to wear shoes with tread when playing?

• to increase the speed of the player

• to decrease the force between the player and the floor

• to decrease the amount of force needed for the player to move

• to increase friction between the floor and the player’s feet

Friction is a force that acts in a/an ___________ direction of movement.

• similar
• opposite
• parallel
• upward

Tags

NGSS.MS-PS2-2

What kind of friction slows down the movement of the swimmer?

• Fluid

• Static

• Sliding

• Rolling

Tags

NGSS.MS-PS2-2

When two solid surfaces slide over each other.

• sliding friction
• rolling friction
• fluid friction
• static friction

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

• Force
• Friction
• Static
• Kinetic 

Tags

NGSS.3-PS2-1