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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
gas
B
plasma
C
solid
D
liquid
2) If the temperature is 101 degrees Celsius, which state of matter would water be in?
A
plasma
B
liquid
C
gas
D
solid
3) What do we call the temperature at which a substance begins to turn from a liquid to a gas
A
density
B
melting point
C
freezing point
D
boiling point
4) What do we call the temperature at which a solid begins to turn to a liquid?
A
freezing point
B
boiling point
C
melting point
D
density
5) What do we call how tightly packed the atoms are in a substance?
A
density
B
boiling point
C
freezing point
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
texture
B
density
C
color
D
volume
7) Which of the following properties of aluminum can change depending on the sample?
A
boiling point
B
density
C
volume
D
melting point
8) Which of the following will best help a scientist describe a new substance because it doesn't change?
A
volume
B
state of matter
C
melting point
D
mass
9) How can you increase the solubility of a chocolate bar?
A
increase the temperature
B
stir in some milk
C
decrease the temperature
D
there is not way to increase the solubility
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
density point
B
boiling 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
freezing point
D
saturation 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 be above the less dense substance
B
the more dense substance will sink below the less dense substance
C
there is no way to know
D
the less dense substance will sink below the more dense substance
14) What is the difference between an atom and an element?
A
elements have more than one type of atom that make them up
B
an element is the smallest type of matter and atoms are made up of elements
C
an atom is the smallest type of matter and an element is made up of all the same types of atoms.
D
there is no difference between an atom and an element
15) In which state of matter are the particles MOST DENSELY packed?
A
gas
B
liquid
C
solid
D
plasma
16) Cutting someone's hair is an example of.....
A
a plasma change
B
a physical change
C
a chemical change
D
a biochemical reaction
17) Which of the following is the SMALLEST particle of matter?
A
element
B
proton
C
neutron
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 mass
B
the melting point
C
the density
D
the solubility
19) Which phase of matter has the least amount of energy?
A
plasma
B
solid
C
liquid
D
gas
20) Hydrogen and Oxygen are both elements and gases. What makes them different from each other?
A
they are made of the same atoms
B
one we breathe in and one we don't
C
they are made of different atoms
D
they are on different periodic tables
*select an answer for all questions
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