KS3 FORCES - drag and friction

Forces are measured in....

• Kilograms

• Newtons

• Centimetres

• kg/N

Forces are measured using a ….

• calculator

• Balance

• Ruler

• Newton meter

Friction is good because....

• It allows things to start

• It acts as brakes

• Both of the above

How does friction affect speed?

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

Tags

NGSS.MS-PS3-1

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

• similar
• opposite
• parallel
• west

What does friction produce?

• light
• sound
• heat
• gravity

Tags

NGSS.HS-PS3-4

What surface would have the most friction?

• Glass
• Marble
• Pool table
• Sandpaper

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

• Motion
• Friction
• Work
• Displacement

Tags

NGSS.MS-PS2-2

The amount of friction depends on the weight of the objects pressing together.

• True
• False

 Which of the following is an example of friction that is helpful?

• Brakes used on a bike
• Tread on the bottom of your shoes
• Tires from a car on the road
• All are examples that are helpful