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VMariaS [17]
3 years ago
14

Name two ways that friction is harmful and two ways that friction is helpful to you when riding a bicycle

Physics
1 answer:
lawyer [7]3 years ago
6 0
<u>Harmful</u><u />

-causes heat; if it's not used correctly, it can cause injury
-when falling, the friction between your knee/leg and the ground can cause scrapes
<u>
</u>
<u>Helpful</u><u />

-helps stop the bike, the brakes rub against the tire which slows it down to a stop
-it can also help move the bike; the chains rub against tires which accelerate the bike
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