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2. Write a formula: Because less force is needed to lift an object using an inclined plane, it has a mechanical
advantage. The mechanical advantage is equal to the force needed to lift the object directly divided by the
force needed to push the object up the inclined plane.
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Write a formula for mechanical advantage (MA) of a ramp in terms of weight (W) and W:
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one "light year" is the distance that light travels, through vacuum, in one julian year.   that's 365.25 days, of 24 hours each.

the moving of the box is a result of centripetal force. think of that  as a car or a truck in this case creates a turn, the force of friction performing upon the turned wheels of the car runs centripetal force obligatory for circular motion for the things inside it.