Unit 1-8th Science Question Preview (ID: 48121)


Review Vocab To Prepare For Unit 1 Test. TEACHERS: click here for quick copy question ID numbers.

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 charge of a proton?
a) Positive
b) Negative
c) Neutral
d)

What is the charge of an Electron?
a) Neutral
b) Positive
c) Negative
d)

How fast do electrons move in the cloud around the nucleus?
a) Speed of Light
b) Dark Speed
c)
d)

What subatomic particles are in the nucleus?
a) Electrons
b) Only Protons
c) Only Neutrons
d) Protons and Neutrons

What does 'atomos' mean?
a) indivisible
b) tiny bits
c) many pieces
d) not big

Who came up with the name 'atoms'?
a) Democritus
b) Plato
c) Aristotle
d) Socrates

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

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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