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Plot Interpretation - Work-KE

APPHMC-KFHVIE

TOMIHIRO ONO. Created for Albert.io. Copyright 2016. All rights reserved.

The attached plot shows the net force on a toy cart of unknown mass which starts at rest as a function of displacement experienced by the cart relative to the starting point ($x=0 m$).

At $x=3.0m$, the kinetic energy of the cart is closest to

A

6 J

B

7 J

C

8 J

D

More than 9 J

E

Not enough information