Friction

Wheels on a skateboard most likely experiences-

• Rolling Friction
• Sliding Friction
• Fluid Friction
• Static Friction

Tags

NGSS.MS-PS2-2

Sally experiences-

• Rolling Friction
• Sliding Friction
• Fluid Friction
• Static Friction

Swimming fish experience-

• Rolling Friction
• Sliding Friction
• Fluid Friction
• Static Friction

Tags

NGSS.MS-PS2-2

How does friction affect speed?

• more friction decreases speed
• more friction increases speed
• less friction decreases speed

Tags

NGSS.MS-PS2-2

What are 2 factors that determine the amount of friction between 2 objects?

• Force and roughness between surfaces
• hills and valleys and how smooth or rough the surface is
• Amount of force and amount of surface the comes in contact
• The force and the weight exerted on the surfaces

Without friction, an object in motion would never stop.

• true

• false

Tags

NGSS.MS-PS2-2

Rough surfaces have _________ compared to smoother surfaces.

• greater friction

• less friction

• the same level of friction

Which of these materials do you predict would have the MOST amount of friction

• Metal

• Tile

• Sand Paper

• Denim

Tags

NGSS.2-PS1-1

NGSS.2-PS1-2

On which surface will a toy car travel the furthest?

• Carpet
• Polished Wood
• Ice

Tags

NGSS.MS-PS2-2

Which type of friction is shown in the picture?

• rolling

• fluid

• static

• sliding