kaehma kae
- When a boy is in motion , there is a change in position.
- A quantity that has inly magnitude and is called ………… .
- A scalar is the magnitude of a vector .
- A vector can be expressed by an arrow.
- The sum of two (or) more vectors is called vector component
) The weight of 50 kg mass is ……….. .
(19) The nuclear force is a ……. range force.
(20) The ratio of mass to volume is defined as ……… .
(21) The density of ice is ……….. than that
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