Question: Question 2 9 ( 5 points ) Chapter 8 : Two friends are riding a roller - coaster. Their combined mass, along with the cart

Question 29(5 points)
Chapter 8:
Two friends are riding a roller-coaster. Their combined mass, along with the cart is 250 kg .
They begin at the top with speed of zero. After traveling along the track, they have a final speed of 15ms.(See diagram)
What is the increase in thermal energy for the system?
Question 2 9 ( 5 points ) Chapter 8 : Two friends

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