Parts of an Atom
A Weighty Matter
100
This subatomic particle is in the center of an atom and has a positive charge.
What is a proton?
100
These two subatomic particles create the atomic weight of an atom.
What are protons and neutrons?
200
This is a subatomic particle with no charge.
What is a neutron?
200
The atomic number of an atom is determined by the number of these subatomic particles.
What are protons?
300
This is a subatomic particle with a negative charge and circles the nucleus of an atom
What is an electron?
300
This subatomic particle has no mass.
What is an electron?
400
These two subatomic particles attract each other.
What are protons and electrons?
400
All of an atom's mass is in this part of the atom.
What is the nucleus?
500
If an atom has a negative charge, it needs more of these than other subatomic particles.
What are electrons?
500
The number of these subatomic particles, determine the atomic number.
What are protons?
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