Question

Which of these should a free body diagram of a car being driven along a highway include?

A. the force of the engine in turning the driveshaft of the car
B. the force of gravity on the car
C. the velocity vector for the moving car
D. the horizontal component of force that the tire exerts on the road

**Not sure! Thank you:)

Answer 1

The free body diagram will include all the forces

Answer 2

External Forces

Answer 3

so B or D? :/

Answer 4

right Gravity

Answer 5

oh wait, B? since D isn't a force?

Answer 6

There will always be a gravitational force

Answer 7

on earth

Answer 8

oh wait so it's D? :/ confused haha

it mentions horiztonal component of force? but B says gravitational force?

Answer 9

I would go with gravity

Answer 10

ah okie:) thank you!