Est. Budget: $1,000.00
I have an idea for how an iPhone/iPad could be used to measure speed and/or acceleration using the camera on the device The app would be used in school physics.
The device is positioned so that the movement is at right angles to the camera field of view (i.e. the movement is across the screen.
The initial screen prompts for some kind of calibration. A photo is taken of the set up, before any object is moved ...