A vehicle is made heavy at its bottom so that to keep it's centre of gravity a s low as possible.
A lower center of gravity helps keep it stable, moreover, the base is made wide so that the vertical line passing through the centre of the gravity should not get out of its base during a turn.
They have wide bases to help them to not topple over easily in a wind or passing vehicle. Most traffic cones have a heavy rubber base to help them to be even more stable.
well it depends
Some say it means "short wheel base" and others say it means "short wide box". These terms usually refer to pick up trucks.
wide
It is 6 meters at he base and 5 meters at the top
It is 6 meters at he base and 5 meters at the top
The largest tornado ever recorded was 2.6 miles wide.
base horsepower
Chassis
The wide superior part of the heart is called the base. It is the top of the heart where the major blood vessels enter and exit.
base
base