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1.04 Forces in Action
Vocabulary pertaining to the 4 fundamental forces
8
Physics
9th Grade
08/26/2018

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Term
Electromagnetic force
Definition
Electro from electric

Magnetic from magnet

Describes the relationship between electric currents and magnetic fields
Term
nuclear
Definition
Pertaining to the nucleus of an atom – the most central part of an atom

From the Latin “nucleus” meaning “kernel” or “inner part”
Term
Air resistance
Definition
The friction between a falling object and the particles that make up air
Term
Weak Nuclear Force
Definition
Involved in atomic decay (breaking down of atoms)
Term
Gravity
Definition
The attraction between two objects with mass, depends on mass and distance
Term
Strong Nuclear Force
Definition
Holds an atom's nucleus together
Term
mass
Definition
Amount of matter in an object

NOT the same as weight
Term
vacuum
Definition
A space devoid of matter (including air)

NOT a vacuum cleaner
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