Rita is riding a 7.0 kilogram bike at a velocity of 15 meters/second. rita’s mass is 42 kilograms. what is her momentum?
a. 1.0 × 102 kilogram meters/second
b. 5.2 × 102 kilogram meters/second
c. 6.3 × 102 kilogram meters/second
d. 7.4 × 102 kilogram meters/second
e. 8.5 × 102 kilogram meters/second