hi guys
plz answer 1st and 2nd Question
ncert class 9 ch 8
UNNECESSARY ANSWERS WILL BE DELETED
BEST ANSWER WILL BE MARK AS BRAINLIST
IT IS URGENT
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hi guys
plz answer 1st and 2nd Question
ncert class 9 ch 8
UNNECESSARY ANSWERS WILL BE DELETED
BEST ANSWER WILL BE MARK AS BRAINLIST
IT IS URGENT
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Verified answer
1)
Scalar quantities: Temperature, mass, volume, speed, time, distance, electric charge, density, work and energy. Vector quantities: Displacement, velocity, acceleration, force, momentum and weight.
2)Speedometer measures instantaneous speed and the odometer measures the distance travlled by the body (vehicle). Answer: Odometer is a device used to measure the distance travelled by the vehicle.
3) a 8.333 metres per second
b
18 kilometres per hour