Acart is rolling across the floor at a constant velocity of 2 m/s to the right. the cart is pushed again to the right, and it starts to accelerate. how are the force of the push and acceleration of the cart related?
a. the force and acceleration are not related.
b. the force of gravity makes the car accelerate.
c. the balanced push causes the cart to accelerate.
d. the unbalanced push causes the cart to accelerate.

Balloon a has charge q, and identical mass balloon b has charge 10q. you hang them from threads near each other. choose all of the statements with which you agree. check all that apply. a. a and b exert the same magnitude forces on each other. b. the force that a exerts on b is 10 times the force that b exerts on a. c. the angle between the thread supporting a and the vertical is < the angle between the thread supporting b and the vertical. d. the force that a exerts on b is 1/10 the force that b exerts on a.