Atom is the __________ particle of matter that still has its own identity Draw a picture of a Helium (He) atom
How many protons (+) are in this atom? _____ How many neutrons (0) are in this atom? _____ How many electrons (-) are in this atom? _____ What atom is this? __________ What is its atomic symbol? ______
A Molecule is two or more ____________ that are connected (bonded) together What are each of the atoms below?
____________
When connected together these atoms form a _______________ called H2O also known as ______________