Question

define speed
velocity and time with SI UNIT​

Answer 1

Answer:

Speed and velocity are both measured using the same units. The SI unit of distance and displacement is the meter. The SI unit of time is the second. The SI unit of speed and velocity is the ratio of two — the meter per second .

Explanation:

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Answer 2

Answer:

• speed is the rate of change of distance with time its SI unit is m/s

• velocity it refers to the rate at which an object changes its position its SI unit is m/s (the SI unit is same as speed)
• time the indefinite continued progress of existence and past events,present and future regarded as a whole  SI unit s