Compare the collision between two baseballs and a catcher Case A: A baseball pitched at 40 m/s collides with a catcher's mitt and is brought
to a stop. The catcher holds the mitt with a relaxed arm and retracts backwards 30
cm as the ball strikes the mitt.
Case B: An identical baseball pitched at 40 m/s collides with a catcher's mitt and
is brought to a stop. The catcher holds the mitt rather rigidly and retracts
backwards very little as the ball strikes the mitt.

Which variable is different for these two cases?
(possible answers DELTA V, TIME and MASS

Which Case involves the greatest momentum change?
CASE A, B or BOTH ARE THE SAME

Which Case involves the greatest impulse?

CASE A, B or BOTH ARE THE SAME

Which Case involves the greatest force?

CASE A, B or BOTH ARE THE SAME