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Motion — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceMotion2 Marks
Question
Define speed. What is the SI unit of speed?
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Answer

If an object changes the location relative to the time other than the other, then this state of the object is called motion/ motion. In general terms the meaning of speed - the change in the position of the object is called speed.

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