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eraser
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gift
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gift
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thief
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15
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Friction produces heat. State 5 Pro & 5 con
Pro- Walking, Con - Wear and Tear of Machinery
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seesaw
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fairy
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gift
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baam
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15
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What kind of shoes do mountaineers/ cricketers use?
Spiked shoes
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15
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How do Ice Skies reduce friction?
Both Ski and Ice are smooth
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15
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How are heavy loads shifted, if you want to slide it on the ground? Name this type of Friction
With Rollers. The point of contact is so little that it minimizes friction. This is Sliding friction
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eraser
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rocket
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gift
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lifesaver
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15
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Why are bowling balls round and not square?
point of contact is minimal in round ball than square
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baam
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seesaw
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gift
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thief
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15
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Why are Car wheels round, and not square?
Point of contact is minimal, so friction is minimized
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15
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How does Air Hockey work?
Air Cushion
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15
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Name the 3 types of friction, with one example each. Which is the most, and which least?
Static, Sliding, Rolling
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15
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Why do Hovercrafts work?
Air Cushion
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How do fishes reduce friction?
Water, Slippery and smooth, Stream-lined
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