Friction - Bill Nye Video
Fire fighters use friction to control how fast they _ _.
A sl...
Chemistry, 19.04.2021 21:10 svalencia2
Friction - Bill Nye Video
Fire fighters use friction to control how fast they _ _.
A sliding door on its track moves more easily because it has less _ _.
The weight on the ramp is not moving because it’s being held in place by _ _.
Friction can turn work into _ _.
These two things are affected by friction:
1.
2.
Friction is a force created whenever things _ _.
What allows our fingers to hold into things? (What creates friction on our fingers?)
_ _
What does a hovercraft push onto the surface of water?
What forms below skates which decreases friction?
These help your feet stay in place on wooden floors:
_ _
Because a _ _ is round, when you push it, it starts to _ _. Since it’s not sliding, this reduces _ _.
Rollerblades use _ _ to reduce friction.
Name two life forms that have adapted to friction, and their body parts or substances involved.
1.
2.
What do we call air friction encountered by an aircraft?
_ _
In the balloon-in-a-box experiment, the straws acted like _ _ to reduce friction
Answers: 3
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