What are the system requirements for Vernier Video Physics?

Software requirements:
Vernier Video Physics is available in the iTunes App Store. Video Physics requires iOS 4.2 or later.

Recommended hardware:
Video Physics is compatible with iPhone 3GS and newer, iPod touch 3rd generation and newer, and iPad. Compatible devices without cameras can analyze videos that have been transferred to that device. For instructions on transferring video to a device, see TIL 2290: How do I use Vernier Video Physics to analyze video recorded on a different device?

Hardware limitations of iPod touch 2nd generation and iPhone 3G restrict some of the features of Vernier Video Physics.

Incompatible devices: original iPhone, 1st generation iPod touch.

Identifying iPod models: http://support.apple.com/kb/ht1353
Identifying iPhone models: http://support.apple.com/kb/HT3939