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What is the key difference between mass and weight in terms of force?

Mass changes with location, but weight remains constant.

Mass is a force that acts on an object, whereas weight is the amount of matter in an object.

Mass and weight are always equal.

Mass is constant, while weight is the force due to gravity.

Which force is responsible for the motion of a car accelerating on a road?

Drag.

Tension.

Gravitational force.

Frictional force.

In a free-body diagram, what does an arrow represent?

The direction and magnitude of a force.

The force magnitude only.

The velocity of an object.

The mass of an object.

Which of the following is a contact force?

Gravitational force.

Electrostatic force.

Magnetic force.

Frictional force.

Which of these is an example of a force that is not a contact force?

Tension.

Normal force.

Friction.

Magnetic force.