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Matter Chapter 4- Forces within an Atom

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What are the four forces in an atom?
-electromagnetic force
-strong force
-weak force
-gravity
Electromagnetic force
-attract or repel particles (opposites attract, like charges repel)
-keep electrons in orbit (negative electron is attracted to the positive proton)
Strong Force
-opposes the electromagnetic force and glues the protons together to form the nucleus
-greatest of the four forces, but has limited range
Weak Force
-responsible for radioactive decay
-the key to the power of the sun
-changes a neutron into a proton and an electron
Gravity
-the weakest force
-the force of attraction between objects