Joe lives 100 miles away from Bill . What is Joes average speed if he reaches Bills home in50's?
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Remember what acceleration is? It's how fast the speed is changing over a period of time.
So in dt = 2 secs, she sped up from 6 to 10 m/s and so dv = (10-6) m/s.
Now that you know dv and dt, you can calculate the acceleration a!
So in dt = 2 secs, she sped up from 6 to 10 m/s and so dv = (10-6) m/s.
Now that you know dv and dt, you can calculate the acceleration a!