Unit 1-8th Science Question Preview (ID: 48121)
Review Vocab To Prepare For Unit 1 Test.
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What is the chart that shows and predicts every known element on Earth?
a) calendar
b) Periodic table of elements
c) Elemental table
d) calendular table
Who came up with the name 'atoms'?
a) Democritus
b) Plato
c) Aristotle
d) Socrates
What does 'atomos' mean?
a) indivisible
b) tiny bits
c) many pieces
d) not big
What subatomic particles are in the nucleus?
a) Electrons
b) Only Protons
c) Only Neutrons
d) Protons and Neutrons
How fast do electrons move in the cloud around the nucleus?
a) Speed of Light
b) Dark Speed
c)
d)
What is the charge of an Electron?
a) Neutral
b) Positive
c) Negative
d)
What is the charge of a proton?
a) Positive
b) Negative
c) Neutral
d)
What is the charge of a Neutron?
a) Positive
b) Neutral
c) Negative
d)
What is the atomic number of an element?
a) The number of protons
b) The number that it wanted
c) The number of electrons
d)
What is the atomic mass?
a) The number of electrons and neutrons
b) The number of protons and electrons
c) The number of protons and neutrons
d) The number of neutrons
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