measuring motion review

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Speed in a given direction is?

A track star is set to begin a race. When she hears the gun, she begins to run, reaching a top speed of 8 meters per second. It took her 4 seconds to reach her top speed. What is her acceleration

Olympic gold medalist, Usain Bolt, starts running north for the 5 km race at 10:15 am and finishes at 10:35 am. Given this information you can calculate the runner’s:

A car that traveled a total of 215 km south in 3.5 hours. What is the displacement?

What condition is needed for an object to make a good reference point?

A track star is set to begin a race. When she hears the gun, she begins to run, reaching a top speed of 8 meters per second. It took her 4 seconds to reach her top speed. What is her final velocity (speed)

Changing direction can be an example of a kind of:

A track star is set to begin a race. When she hears the gun, she begins to run, reaching a top speed of 8 meters per second. It took her 4 seconds to reach her top speed. What is her initial velocity (speed)