Thursday, December 01, 2016

Friday, May 06, 2016

Thursday, March 03, 2016

Friday, February 05, 2016

monthly question for feb. 2016

Speedometer cables used on antique vehicles connect mechanically to the backside of the speedometer's needle using gears. As the vehicle goes faster, the speedometer cable spins faster and a watch-like gear set moves the needle further to the right.
True or false?

post answers to the list.

Friday, January 01, 2016