What direction of force must be exerted to make an object to move in an opposite direction? Please help.

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z

Aforce f making an angle with the horizontal is acting on an object resting on the table. which statement is true for the motion of sliding the object on the table?

When connected to a 120 v outlet, a light bulb consumed a power of 50.4 watts. what is the current flowing through it?