GMC 1994 Jimmy - Why Safety Belts Work

Why Safety Belts Work
When you ride in or on anything, you go as fast as it goes.
For example, if the
bike is going
10 mph
(16 Wh), so is the
child.
When the bike hits the
block, it stops. But the
child keeps going!
Take the simplest
vehicle. Suppose it’s
just a seat on wheels.
1-10