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30-09-2021
Physics

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If a 2 cm vector represents speed, and 1 cm equals 5 m/s, how fast is the represented
object moving?

Please show your work!

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30-09-2021

Answer: 10m/s

Explanation: Since a single vector with length of 1cm expresses 5m/s, the vector which has a length doubled from the original vector should have the speed which is also doubled.

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