Olaf is standing on a sheet of ice that covers the football stadium parking lot

Question

Olaf is standing on a sheet of ice that covers the football stadium parking lot in Buffalo, New York; there is negligible friction between his feet and the ice. A friend throws Olaf a ball of mass 0.400 that is traveling horizontally at 11.8 . Olaf's mass is 69.7 .

marina malik
Part A
If Olaf catches the ball, with what speed do Olaf and the ball move afterward?
Express your answer numerically in centimeters per second.
=6.73
Correct


Part B
If the ball hits Olaf and bounces off his chest horizontally at 7.10 in the opposite direction, what is his speed after the collision?
Express your answer numerically in centimeters per second.
=
part 2:

At a city park, a person throws some bread into a duck pond. Two 4.00-kg ducks and a 9.00-kg goose paddle rapidly toward the bread, as shown in our sketch (Intro 1 figure) . If the ducks swim at 1.10 , and the goose swims with a speed of 1.30 , the total momentum of the three birds is 8.52 at 58.9above the positive x axis
Part A
Find the total momentum of the birds if the goose reverses direction (Part A figure) .
=16.7
Correct


Part B
=

below the positive x axis

Explanation / Answer

correct

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