Physical Science

Every force has __________________ .

A constraint is _____________________ .

When forces are balanced, the net force is __________ .

When ____________ forces act on an object, they make the object move.

The poles of a magnet are _________________ .

Opposite poles of magnets ________ each other.

An electromagnet uses electricity to produce a ________ force.

Ryan has 2 boxes. One weighs 5 pounds. The other weighs 50 pounds. If he pushes on the boxes with the same amount of force, what will happen?

A stronger force will cause am object to move ________ .

When objects are in contact, they exert ________ on each other.