Conversation so far:
what is meant by force at a distance
Forces can be divided into those that act by direct contact, and those that that act at a distance, where there is no apparent physical contact between the objects.
what is an example of force at a distance
Magnetism, and electrical charge, and gravitation are examples of forces that act at a distance.

Question: what is another type of force
Self-contained rewrite: what is another type of force besides magnetism, electrical charge, and gravitation