This article brings you the CBSE Class 9 Science notes on chapter 8 ‘Motion’ (Part-II) . In previous part, i.e., CBSE Class 9 Science notes on chapter 8 ‘Motion’ (Part-I), you learned about motion and ...
Scalar quantities have only magnitude (size). For example, 11 m and 15 m s-1 are both scalar quantities.
Scientists often make measurements. The physical quantities they measure fall into two categories: scalars and vectors. Scalar and vector quantities are treated differently in calculations. Motion - ...
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