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What is an Atom Questions and Answers 100% Solved
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Exam of 2 pages for the course Atom at Atom (What is an Atom)
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What is an AtomAtom - answer the smallest unit/piece of an element
Substance - answer anything that always has the same combination of atoms/elements
Element - answer substance made up of only one type of atom
How many atoms are there in the universe? - answer10 followed by 80 zeroes
What happens when you split certain atoms - answer they will explode (atomic bomb)
How small are atoms? - answer extremely small
What is everything made of? - answer Atoms
What are atoms mostly made of? - answer empty space
What are the three subatomic particles atoms are made of? - answer Protons,
Neutrons, Electrons
Protons - answer positively charged subatomic particles
Neutrons - answer Subatomic particles with 0 or no charge
Electrons - answernegatively charged subatomic particles
What is the center of an atom called? - answer Nucleus
What is a nucleus composed of? - answer protons and neutrons
What kind of charge does a nucleus have? - answer positive
Why does a nucleus have a positive charge? - answer neutrons have 0 or no charge,
protons have a positive charge
What holds the nucleus together? - answer nuclear force
Protons and Neutrons have almost _________ - answer equal masses
Electrons have much _____ - answerless mass than protons and neutrons
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