A marathon runner starts her race at 7 miles an hour. by the end of the race, 5 hours later, her speed is 5.5 miles an hour. wha
t is her acceleration
1 answer:
5.5-7=-1.5 time interval would be 5 hrs.
you then take the -1.5 ÷ 5hrs = -.3
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I THINK v = 9.8 is the final velocity on impact. Hope I helped
Answer:
t=1.87s
b. 9.74
Explanation:
First to find time set an equation for angular velocity:
Now to find the angle:
The momentum does not change because he is going the same speed just a different way.
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