rationalskepticism.org

Posted: **Mar 06, 2011 6:37 pm**

Macdoc wrote:Inertia does sum the vectors

I have no idea what that means

Macdoc wrote:
to keep the card in a straight line

What should push the cart off the straight line?

Macdoc wrote:
Without the lateral hold of the wheels the cart would waggle

Why?

"One Man’s Quest to Outrace Wind"