EVERYDAY SCIENCE

Detailed explanation-1: -Since the speed is distance/time, the basic unit of speed is m/s. Of course, it could also be expressed in other units such as m/min or km/h.

Detailed explanation-2: -The basic unit or the S.I. unit of speed is meter per second.

Detailed explanation-3: -The SI unit of distance is meter and time is second . The SI unit of Speed is a meter per second or .

Detailed explanation-4: -Unit of speed contains any unit of length/unit of time. It can’t be unit of time/unit of length.

Detailed explanation-5: -Solution: The S.I unit of speed is metre/second or metre per second i.e m s − 1 m s^-1 m s−1.