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T1 CH2 Force and Motion — Science STD 7 — Question

Tamilnadu BoardEnglish MediumSTD 7ScienceT1 CH2 Force and Motion2 Marks
Question
Define speed Mention its formula and unit.
✓

Answer

Velocity is the rate of change in displacement.
Formula : Velocity (v) = displacement / time
SI unit of velocity is meter / second (m/s).

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