WorksheetsUnit 1 Practice Quiz
Total questions: 32
Worksheet time: 17mins
Which of the following WILL NOT help you tell whether two solids are the same or are different substances?
color
hardness
shape
melting point
What can a scientist do to find out whether two liquids are both the same substance?
measure the density of the liquids and compare the densities
weigh each liquid and compare the weights
measure the volume of each liquid and compare the volumes
measure the temperature of each liquid and compare the temperatures
Which of the solids from the table could you claim are both made of the same type of molecule throughout?
only 1 and 2
only 2 and 3
all of the solids
none of the solids
Which of the following are made of two or more substances?
mixture
pure substance
melting point
solubility
Which of the following are made of one substance all the way through?
mixture
pure substance
melting point
density
The temperature at which a solid substance starts to become a liquid is
melting point
solubility
property
density
Unique characteristics that help identify a substance and distinguish it from another
melting point
solubility
property
density
The ability for a substance to dissolve into another substance is
melting point
solubility
property
density
The amount of mass in a set volume is
melting point
solubility
property
density
Which of the following are examples of properties? Select all that apply.
mass
hardness
shape
solubility
Which change will give you a new substance?
Dissolving sugar in water
Heating water until it evaporates
Cooling water until it freezes
Burning a pile of wood
Which of the following is a chemical reaction?
new atoms form when substances are mixed together
a solid material melts and becomes a liquid
atoms are destroyed when substances are mixed together
atoms of the reactants rearrange to form a new substance
A puddle dries up in the street is an example of which of the following?
chemical reaction
phase change
dissolving
When an electric current is run through water, the water molecules separate into hydrogen and oxygen gas. This is an example of a
phase change
dissolving
chemical reaction
This picture is an example of a
phase change
mixture
chemical reaction
This picture is an example of a
phase change
mixture
chemical reaction
This picture is an example of a
phase change
mixture
chemical reaction
This picture is an example of a
phase change
mixture
chemical reaction
Based on the table, which of these are the same substance?
liquid 1 and 2
liquid 2 and 3
all of them are the same
none of them are the same
Based on the table, which of these are the same substance?
solid 1 and 2
solid 2 and 3
all of them are the same
none of them are the same
Based on the table, which of these are the same substance?
solid 1 and 2
solid 2 and 3
all of them are the same
none of them are the same
If these are my reactants, how many water molecules can I make from this chemical reaction? (Chemical formula for water is
H2O )four
one
two
five
Which image shows a liquid substance?
A
B
C
Which image shows a solid substance?
A
B
C
Which image shows a substance that is a gas?
A
B
C
