When you ride in or on anything, you go
as fast as it goes.
For example, if the 'bike is going 10 mph
(
1 6 km/h), so is the child.
When the bike hits the black,
it
stops. But
the child keeps going!
Take the simplest vehicle. Suppose! it's
just
a
seat on wheels.
. .
, .
..
*
.i.
,
iii'
: :
- $ , !
1 3 . . .