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Seats
&
Restraint Systems
Why Safety Belts Work
When you ride in or on anything, you go
as fast
as
it
goes.
1.
For
example,
if
the bike is going
10
mph
(16
km/h),
so
is the child.
14
2.
When the bike
hits
the block,
it
stops.
But
the child keeps going!
3.
Take the simplest vehicle. Suppose it’s
just a seat
on
wheels.