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WorksheetsAtoms, Elements and Phase Changes in Matter
Total questions: 30
Worksheet time: 37mins
Name
Class
Date
1.
What are the states of matter?
a)
solid, liquid, and juice
b)
solid and liquid
c)
solid and gas
d)
solid, liquid, and gas
2.
Which form of matter fills the space like it has in the balloon?
a)
liquid
b)
string
c)
solid
d)
gas
3.
How many states of matter have we learned about?
a)
4
b)
1
c)
3
d)
2
4.
What is happening when my ice cream changes from a solid to a liquid?
a)
freezing
b)
melting
c)
burning
d)
evaporation
5.
What is happening when my water bottle in the freezer goes from a liquid state to a solid state?
a)
melting
b)
evaporating
c)
freezing
d)
cutting
6.
What happens when my glass of water is sitting in the sun and disappears into a gas?
a)
evaporation
b)
burning
c)
melting
d)
freezing
7.
How is a solid defined?
a)
Indefinite shape and indefinite volume
b)
Definite shape and definite volume
c)
Found in the stars
d)
Definite volume, indefinite shape
8.
How is a gas defined?
a)
Indefinite shape, indefinite volume
b)
Definite shape, definite volume
c)
Found in stars
d)
Definite volume, indefinite shape
9.
Define a liquid.
a)
Indefinite shape, indefinite volume
b)
Definite shape, definite volume
c)
Found in stars
d)
Definite volume, indefinite shape
10.
True or False: Matter can changes states by adding heat or cooling.
a)
True
b)
False
11.
The steam coming off the pot of boiling water is an example of....
a)
a solid becoming a liquid
b)
a liquid becoming a solid
c)
a liquid becoming a gas
d)
a gas becoming a liquid
12.
How do you change a solid chocolate bar to liquid chocolate?
a)
By freezing it
b)
heat energy
c)
light energy
13.
A puddle of water seemed to disappear. The heat caused the water to -
a)
melt
b)
condense
c)
evaporate
d)
cool
14.
If this ice cream scoop melts, what will change?
a)
color
b)
shape
c)
flavor
15.
Which state of matter does ice start as (before you cool it)?
a)
liquid
b)
solid
c)
gas
16.
Which of the following is not a phase of matter?
a)
Solid
b)
Liquid
c)
Ice
d)
Gas
17.
Which of the following occurs when a liquid becomes a gas?
a)
the particles slow down
b)
the particles beak away from one another
c)
the particles move closer together
18.
Boiling
a)
liquid to gas
b)
gas to solid
c)
gas to liquid
d)
solid to liquid
19.
Freezing
a)
Solid to gas
b)
Liquid to solid
c)
Gas to solid
d)
Liquid to gas
20.
Melting
a)
liquid to solid
b)
solid to liquid
c)
solid to gas
d)
gas to liquid
21.
The opposite phase of melting is
a)
freezing
b)
sublimation
c)
condensation
d)
deposition
22.
The opposite phase of vaporization is
a)
sublimation
b)
freezing
c)
melting
d)
condesation
23.
all matter is made of what
a)
energy
b)
atoms
c)
electrons
d)
compounds
24.
The positive particles of an atom are
a)
electrons
b)
positrons
c)
neutrons
d)
protons
25.
an atom with atomic number 6 would have how many protons
a)
6
b)
12
c)
3
d)
cannot be determined
26.
What does the 1.00794 stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
27.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
28.
A particle that moves around the nucleus is a(n)...
a)
Proton
b)
Neutron
c)
Electron
d)
Quark
29.
What is the atomic number for an element with three protons?
a)
2
b)
1
c)
3
d)
6
30.
the central region of an atom where its neutrons and protons are is its
a)
nucleus
b)
electron cloud
c)
core
d)
center
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