Question
Lina (50 kg) is moving east at 5 m/s. She collides with Emily (70 kg) moving at 2 m/s due west. They hold on to each other and keep sliding.
a. Draw a before and after diagram.
b. How fast do they slide together and in which direction?
a. Draw a before and after diagram.
b. How fast do they slide together and in which direction?
Answers
oobleck
conserve momentum
50(5) + 70(-2) = (50+70)v
50(5) + 70(-2) = (50+70)v