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Charges
Electrons and Protons
Basic Knowledge
Symbols
Valence Electrons and Ions
100
deficiency of electrons
A positive charge means?
100
protons and neutrons
What is found in the nucleus of atoms?
100
the ability to do work
What is energy?
100
W
What is the symbol for energy?
100
found in the outer most shell of an atom
What are valence electrons?
200
the excess of electrons
What is a negative charge?
200
Electrons
What is a negative electric charge?
200
A form of energy
What is electricity?
200
J
What is the symbol for joules?
200
atoms that have attracted and captured an extra electron
What are negative ions?
300
repels eachother
What is a like charge?
300
Protons
What is a positive electric charge?
300
force times distance
What is work?
300
coulomb
What is the basic unit of charge?
300
valence electrons with their energy level raised
What are free electrons?
400
attract each other
What is unlike charges?
400
Neutrons
What is no electric charge?
400
the base unit for energy
What is a joule?
400
Q
What is the symbol of electric charge?
400
an atom that has lost electrons
What is a positive ion?
500
an object possessing either more or fewer electrons than protons
What is a static charge?
500
an equal number of protons and electrons
What is an atom?
500
all matter
What is made up of atoms?
500
I
What is the symbol for electric current?
500
opposite polarity
What is electric charge?