1
Q
what charge does a proton have
A
positive
2
Q
what charge does a electron have
A
negative
3
Q
what charge does a neutron have
A
neutral
4
Q
which particles give the atoms its mass
A
Protons and neutrons
5
Q
which particles gives give the atom its identity
A
Protons
6
Q
what does the atomic number tell you about the atom
A
Number of protons
7
Q
what does the atomic mass tell you about the atom
A
protons and neutrons
8
Q
What did JJ Thomson discover
A
Electrons
9
Q
The nucleus was discovered by who
A
Rutherford
Physical Science
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