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Properties Of Matter
Test Description: Review for unit test
Instructions: Answer all questions to get your test result.
1) If the temperature drops from 65 degrees F to 45 degrees F, which state of matter would water be in?
A
solid
B
liquid
C
gas
D
plasma
2) If the temperature is 101 degrees Celsius, which state of matter would water be in?
A
gas
B
liquid
C
plasma
D
solid
3) What do we call the temperature at which a substance begins to turn from a liquid to a gas
A
boiling point
B
density
C
melting point
D
freezing point
4) What do we call the temperature at which a solid begins to turn to a liquid?
A
freezing point
B
density
C
boiling point
D
melting point
5) What do we call how tightly packed the atoms are in a substance?
A
freezing point
B
boiling point
C
density
D
melting point
6) Which of the following properties of water will most likely stay the same no matter how many samples of water we have?
A
volume
B
color
C
density
D
texture
7) Which of the following properties of aluminum can change depending on the sample?
A
density
B
volume
C
melting point
D
boiling point
8) Which of the following will best help a scientist describe a new substance because it doesn't change?
A
volume
B
mass
C
state of matter
D
melting point
9) How can you increase the solubility of a chocolate bar?
A
there is not way to increase the solubility
B
increase the temperature
C
stir in some milk
D
decrease the temperature
10) If water reaches 212 degrees F or 100 degrees C, what point have you reached?
A
boiling point
B
melting point
C
freezing point
D
density point
11) If water reaches 32 degrees F or 0 degrees C, what point have you reached.
A
boiling point
B
density point
C
solubility point
D
freezing point
12) What is it called when no more solute can be dissolved in a solvent?
A
density point
B
boiling point
C
saturation point
D
freezing point
13) If you have two substances to put in a pot of water, how will you know which one is MORE DENSE?
A
the more dense substance will sink below the less dense substance
B
the less dense substance will sink below the more dense substance
C
the more dense substance will be above the less dense substance
D
there is no way to know
14) What is the difference between an atom and an element?
A
there is no difference between an atom and an element
B
an element is the smallest type of matter and atoms are made up of elements
C
elements have more than one type of atom that make them up
D
an atom is the smallest type of matter and an element is made up of all the same types of atoms.
15) In which state of matter are the particles MOST DENSELY packed?
A
liquid
B
gas
C
solid
D
plasma
16) Cutting someone's hair is an example of.....
A
a biochemical reaction
B
a chemical change
C
a plasma change
D
a physical change
17) Which of the following is the SMALLEST particle of matter?
A
neutron
B
element
C
proton
D
atom
18) If I increase a sample substance from 3 grams to 30 grams, which of the following properties will also change?
A
the density
B
the mass
C
the solubility
D
the melting point
19) Which phase of matter has the least amount of energy?
A
gas
B
liquid
C
solid
D
plasma
20) Hydrogen and Oxygen are both elements and gases. What makes them different from each other?
A
they are on different periodic tables
B
one we breathe in and one we don't
C
they are made of different atoms
D
they are made of the same atoms
*select an answer for all questions
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