Circular Motion: Centripetal Force & Acceleration

[pyroknife]

Homework Statement

A subaru and a Dodge Ram are both making the same turn at the same speed. The Dodge Ram has twice the mass of the Subaru.
A.)Which vehicle has the largest centripetal acceleration?
Choices(pick 1): subaru, dodge ram, same
B.)Is the centripetal force acting on the Dodge Ram Smaller, larger or the same as the centripetal force acting on the subaru.?
Choices(pick 1): smaller, larger, same

Homework Equations

The Attempt at a Solution

Can someone explain what a centripetal force and centripetal acceleration is? Then I'll try to answer.

 

[rock.freak667]

http://en.wikipedia.org/wiki/Centripetal_force read that and you'll know the answers