Kathy is driving her 1000 kilogram car at 20 m/s and does not notice that i don't dump truck has stopped in front of her she rear ends the 3000 kilogram truck after the collision cathy bounces back at -10 m/s what is the final velocity of the dump truck
a. -20 m/s
b. -10 m/s
c. 10 m/s
d. 20 m/s
Answers: 1
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Kathy is driving her 1000 kilogram car at 20 m/s and does not notice that i don't dump truck has sto...
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