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WorksheetsAtoms and Molecules Review
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
The smallest particles of matter are called
a)
neutrons
b)
atoms
c)
electrons
d)
protons
2.
particles are packed tightest in a
a)
solid
b)
liquid
c)
gas
d)
plasma
3.
particles move fastest in a
a)
solid
b)
liquid
c)
gas
d)
slime
4.
Elements are made of
a)
many types of atoms
b)
the periodic table
c)
one type of atom
d)
molecules
5.
All matter is made of
a)
energy
b)
atoms
c)
electrons
d)
compounds
6.
Two or more atoms chemically bonded together are called a
a)
atom
b)
element
c)
molecule
d)
mixture
7.
What does the nucleus of an atom contain?
a)
Electrons and neutrons
b)
Protons and neutrons
c)
Neutrinos and positrons
d)
DNA and RN
8.
Which subatomic particles are much smaller than the others and have a negative charge?
a)
protons
b)
neutrons
c)
electrons
9.
H₂O is a compound molecule.
a)
TRUE
b)
FALSE
10.
Group of atoms bonded together
a)
Mixture
b)
Compouns
c)
Atom
d)
Molecules
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