Force

What is force?

• A push or pull

• Only a push

• Only a pull

• None of the above

What type of force is exerted by a magnet?

• Gravitational force

• Frictional force

• Magnetic force

• Muscular force

Which force is responsible for holding objects to the surface of the Earth?

• Frictional force

• Magnetic force

• Gravitational force

• Electrostatic force

Which of the following is true about force?

• It can only change the shape of an object

• It can only change the motion of an object

• It can change both the shape and motion of an object

• It has no effect on objects

When you rub a balloon on your hair, the balloon can stick to a wall. Which force is responsible for this?

• Gravitational force

• Magnetic force

• Frictional force

• Electrostatic force

What happens when two equal forces act in opposite directions on an object?

• The object will move in the direction of the larger force.

• The object will stay in place.

• The object will move faster in one direction.

• The object will move in the direction of the smaller force.

When you push a car and it moves, which of the following statements is correct?

• The force applied by you is greater than the frictional force.

• The frictional force is greater than the applied force.

• The gravitational force helps the car to move.

• The force applied by you is equal to the frictional force.

Which of the following is an example of a non-contact force?

• Frictional force

• Muscular force

• Magnetic force

• Normal force

Which force acts between two surfaces in contact to resist motion?

• Gravitational force

• Frictional force

• Magnetic force

• Electrostatic force

Which of these forces is responsible for the attraction between two electrically charged objects?

• Frictional force

• Gravitational force

• Magnetic force

• Electrostatic force