Objects a and b each have a mass of 25 kilograms. object a has a velocity of 5.98 meters/second. object b is stationary. they undergo a perfectly elastic collision in one dimension. what is the total kinetic energy of the system after the collision?
a. 1.2 × 102 joules
b. 4.5 × 102 joules
c. 5.0 × 102 joules
d. 9.5 × 102 joules
e. 1.1 × 103 joules