Chemistry, 06.12.2019 23:31, jjau834

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a roller coaster starts down a hill at 10 m/s. three seconds later, its speed is 32 m/s. what is the roller coaster’s acceleration?

question 1 options:

-7.3 m/s

-7.3 m/s2

7.3 m/s 2

7.3 m/s

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a roller coaster starts down a hill at 10 m/s. three seconds later, its spe...