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- 1. Multiple ChoiceHow does friction affect speed?more friction decreases speedmore friction increases speedless friction decreases speed
- 2. Multiple ChoiceFriction is a force that acts in an ___________ direction of movement.similaroppositeparallelwest
- 3. Multiple Choice
Which of the following statements is false?
Friction can only slow things down
Friction is never useful
Friction can stop things from moving
- 4. Multiple Choice
Which type of friction is shown in the picture?
rolling
fluid
static
sliding
- 5. Multiple Choice
Which type of friction is shown in the picture?
fluid
static
rolling
sliding
- 6. Multiple Choice
Which type of friction is shown in the picture?
rolling
static
fluid
sliding
- 7. Multiple Choice
_____________ friction acts on objects that are not moving.
sliding
rolling
static
fluid
- 8. Multiple Choice
Fluid friction happens with objects moving through ______________ or ___________________.
gases or liquids
solids or liquids
gases or solids
- 9. Multiple Choice
Air resistance is a type of fluid friction.
True
False
- 10. Multiple Choice
You use _____ friction when you leave marks on paper with a pencil “lead.”
static friction.
sliding friction.
rolling friction.
- 11. Multiple Choice
Friction is caused by microscopic bumps on surfaces called
microwelds
microbeads
minibumps
microbumps
- 12. Multiple Choice
Rough surfaces have _________
greater friction
less friction
the same level of friction
- Answer choicesTagsAnswer choicesTags