- #1

torresmido

- 20

- 0

## Homework Statement

Your airplane is caught in a brief, violent downdraft. To your amazement, the pretzels on your seatback tray rise vertivally, and you estimate their upward acceleration relative to the plane at 2 m/s^2. What's the donward acceleration of the plane?

ANy suggestions are highly aprreciated!

## Homework Equations

## The Attempt at a Solution

what I know is that if the plane is in such a situation it's subject to the gravitational force only, but why we're given this pretzels acceleration?