Bnsg – Friction

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Related Topics
• 1.
Nye generates heat by rubbing _____.
• A.

Two sticks against a piece of glass

• B.

His hands through his hair

• C.

His large triangle against the tilted ramp

• D.

A pencil eraser on a piece of metal

• 2.
Friction explains why all of the following things are possible, except for _____.
• A.

Keeping corn in a pot of boiling water

• B.

Keeping your shoelaces tied

• C.

Combing your hair back and having it stay in place

• D.

Being able to take a banked turn on a bicycle

• 3.
Your hands have a lot of friction due to the _____.
• A.

Oil in your skin

• B.

Inherent dryness of your skin

• C.

Latent heat of your hands

• D.

Ridges in your fingerprints

• 4.
Nye explains that the footwear with the least amount of friction are _____.
• A.

Baseball cleats

• B.

• C.

Leather dancing shoes

• D.

Hockey skates

• 5.
In a world without friction, the most obvious problem would be that _____ would not work.
• A.

Brakes

• B.

Ovens

• C.

Electricity

• D.

The tides

• 6.
Roller skate and skateboard wheels roll with minimal friction thanks to _____.
• A.

Graphite lubricants

• B.

Ball bearings

• C.

Pressurized oil

• D.

Magnetic levitation

• 7.
Nye is unable to roll his _____ bowling ball because of the high level of friction.
• A.

Concrete

• B.

Cubic

• C.

Sandpaper covered

• D.

Swiss cheese

• 8.
Nye examines the heat shield on _____ and sees that it was burned by friction during 30,000 Km/hr re-entry.
• A.

The Space Shuttle Endeavor

• B.

Gemini II

• C.

Apollo XVII

• D.

Redstone III

• 9.
One creature that makes music with friction is the _____.
• A.

Bullfrog

• B.

Cricket

• C.

Slug

• D.

Sparrow

• 10.
When Nye is in the wind tunnel, he suggests that trucks should be designed in the shape of _____.
• A.

Birds

• B.

Frogs

• C.

Fish

• D.

Salamanders