Which force is primarily responsible for keeping a book stationary on a table?

What force causes a rolling ball to slow down and eventually stop on a flat surface?

Which force is responsible for holding a magnet to a refrigerator door?

What force acts downward on all objects near the surface of the Earth?

Which force acts against the direction of motion when you push a box across the floor?

What force do you apply to a door to open it?

Which force acts perpendicular to the surface of contact and supports an object resting on it?

What force causes a pendulum to gradually slow down and stop swinging?

Which force makes it easier to slide a heavy box on a sled rather than directly on the ground?

When you jump into the air, which force pulls you back down to the ground?