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ICSE Class 9 Answered

Differentiate between speed and velocity ? And what is acceleration?   
Asked by siddheshshinde39.9spicertl | 20 May, 2020, 10:29: AM
answered-by-expert Expert Answer

Parameters

Speed

Velocity

Definition

Distance traveled by a body in unit time

Distance traveled by a body in a particular direction in unit time

Scalar/Vector

Scalar

Vector

Physical interpretation

Speed tells how fast a body moves

Velocity tells the direction of the body and how fast a body is moving

Sign

Always positive

Can be negative, positive or even zero

 

Acceleration  - The rate of change of velocity is called acceleration. 
Answered by Shiwani Sawant | 20 May, 2020, 03:46: PM

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