Fechar
How can Scientists explain and control the properties of Compounds and Elements?
What is an atom?
How do scientists see atoms?
What is the atomic theory of matter?
What is a scientific model ?
Who was John Dalton ?
What are the four theories of matter that Dalton proposed?
(1)
(2)
(3)
(4)
How many atoms are known and what does each atom have?
Are atoms heavy solid balls? if not, then what are they?
What are the subatomic particles?
How do Protons, Neutrons, and Electrons make up an atom ?
What is a mass number?
Identify the number of neutrons in this atomic symbol.
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What are electron shells?
Why do the electrons in an atom don't fly off?
If the nucleus of an atom was the size of a golf ball, then what would be the size of the electron cloud?
ANSWER= The size of a .... ----->
POP UP QUESTION
What is 9+10=___
ANSWER---------------------->>>
