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12. A large crate is sitting in the back of a truck. When the truck accelerates the crate does not move and
therefore accelerates the same as the truck. What force causes this?
A. Gravitational Force
B. Static friction Force
C. Normal Force
D. Kinetic friction force
E. No force is present​

Respuesta :

B. Static friction force - static friction is the force put on an object to keep that same object at rest

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