NEW
Font size
S
M
L
XL
WorksheetsChemical & Physical Changes & Mixtures
Total questions: 22
Worksheet time: 11mins
Name
Class
Date
1.
Is "a glass of milk becoming sour" a physical or chemical change?
a)
Chemical change
b)
Physical change
2.
Density is...
a)
the amount of mass in an object
b)
the amount of space an object takes up
c)
the amount of mass in a given space
d)
the weight of an object
3.
What units can be used to express density?
a)
g/mL
b)
grams
c)
millimeters/centimeters
d)
milliliters
4.
Friction wears away the treads on a tire after miles of driving. Physical or chemical change?
a)
Chemical change
b)
Physical change
5.
If an object has a density of .6 g/mL and you put it into water, will it sink or float?
a)
sink
b)
float
6.
Is "sugar dissolves in water" a chemical or physical change?
a)
Chemical change
b)
Physical change
7.
Which liquid is the most dense?
a)
oil
b)
water
c)
syrup
d)
plastic bottle
8.
In order to observe this type of property, a new substance has to be created.
a)
physical properties
b)
chemical properties
c)
chemical and physical properties
9.
Is "word burning in a fireplace" a chemical or physical change?
a)
Chemical change
b)
Physical change
10.
What two quantities are needed to calculate density?
a)
weight and mass
b)
mass and volume
c)
temperature and mass
d)
volume and temperature
11.
A brass door knob tarnishes. Physical or chemical change?
a)
Chemical change
b)
Physical change
12.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
13.
What characteristic defines all chemical changes?
a)
There is a change of state.
b)
Electricity is produced.
c)
A new material is formed.
d)
Bubbles are produced.
14.
A pencil is sharpened. Physical or chemical change?
a)
Physical change
b)
Chemical change
15.
Melting point of wax is a _ property.
a)
physical
b)
chemical
16.
What does this picture represent?
a)
element
b)
compound
c)
mixture
17.
A ___ is the substance being dissolved in a solution.
a)
solvent
b)
insolvent
c)
substrate
d)
solute
18.
A combination of particles of one or more substance that are distributed uniformly throughout another substance is a/an
a)
Mixture
b)
Substance
c)
Solution
19.
Carbon dioxide dissolved in soda is an example of which solute-solvent combination?
a)
gas-air
b)
liquid-gas
c)
gas-liquid
d)
liquid-air
20.
An alloy is a(n)
a)
liquid dissolved in a metal
b)
a type of liquid solution
c)
a metal solution
d)
a metal dissolved in a liquid
21.
7. An example of a solution is ___
a)
sugar and water
b)
sand and water
c)
milk
d)
whipped cream
22.
Which of the following is a solution?
a)
rocks and sand
b)
trail mix
c)
Kool-aid
d)
Cereal and milk
Reset
