Physics, asked by KANZAMHOMED1213, 5 months ago

what is speed and it's unit and formula?for class 7
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Answers

Answered by snehaagrawal624
1

BASIC UNIT TO MEASURE TIME AND SPEED - EXAMPLE

S.I unit of time is second denoted by s.

Speed is rate of change of distance hence its S.I unit is metre/second denoted by m/s.Higher unit to measure speed is km/hr or miles/hr

SYMBOL FOR UNITS OF TIME AND SPEED - FORMULA

Unit of time is second denoted by s

Unit of speed is metre/second denoted by m/s, higher unit is denoted by km/hr

UNITS FOR MEASUREMENT OF TIME AND SPEED - DEFINITION

Physical Quantity Unit

Time second (s), millisecond (ms) , minute (min) , hour (hr)

Speed metre/second (m/s), kilimetre/hour (km/hr)

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Answered by singhvidisha682
1

Answer:

Speed means total distance coverage in unit time .It's unit is m/s and formula is distance/time

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