1. Distorted Balance. The primary symptom of vertigo is a feeling of spinning, you may feel tilted yourself or you may feel that the world is swaying, which causes an unbalanced sensation that you are being pulled in one direction. Next Â».
force. n. 1. The capacity to do work or cause physical change; energy, strength, or active power: the force of an explosion. 2. a. Power made operative against resistance; exertion: use force in driving a nail. b. The use of physical power or violence to compel or restrain: a confession obtained by force.
A force can be a push or a pull. For example, when you push open a door you have to apply a force to the door. You also have to apply a force to pull open a drawer. You cannot see a force but often you can see what it does. Forces can change the speed of something, the direction it is moving in or its shape. For example, an elastic band gets longer if you pull it.