Friction

The amount of friction depends on the weight of the objects

• True

• False

Tags

NGSS.MS-PS2-2

Rougher surfaces have ...

• greater friction
• less friction
• the same level of friction

How does friction affect speed?

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

Tags

NGSS.3-PS2-1

When most objects with smooth surfaces rub, there is less friction.

• True
• False

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

• similar
• opposite
• parallel
• west

Tags

NGSS.3-PS2-1

What does friction produce?

• color

• sound
• heat

Tags

NGSS.MS-PS1-4

On which surface will a toy car travel the furthest?

• Carpet
• Polished Wood
• Ice

Tags

NGSS.MS-PS2-2

Which of these statements is FALSE?

• Friction can slow things down

• Friction is never useful

• Friction can stop things from moving

Tags

NGSS.MS-PS2-2

Movers slide a box down the ramp of a truck.
What helps slow the box as it slides to the bottom of the ramp?

• friction
• gravity
• inertia
• magnetism

Tags

NGSS.MS-PS2-2

The motion of an object will change when an unbalanced force is applied to it

• true

• false

Tags

NGSS.MS-PS2-2