Science notes

Notes

Average Speed= Distance/time, A=D/T

Velocity= Distance/time, V=D/T

Bolt ran 100m in 9.6 seconds. What is his average speed?

100/9.6= 0.096 seconds

S=100m =10.42m/seconds

Haille ran a marathon (42km in 2hrs:04 mins) What is his speed in m/min - 42000m/124mins = 338.709m/mins