WorksheetsReview: Matter and Mixtures
Total questions: 91
Worksheet time: 2hrs 34mins
Name
Class
Date
1.
A mixtures is a combination of two or more____________ in which no new kinds of matter are formed.
a)
subtances
b)
parts
c)
leaves
d)
pebbles
2.
Making a mixture results in ___________________ only.
a)
chemical reactions
b)
separate parts
c)
physical changes
d)
two subtances
3.
A solution is a mixture of one or more substances _________ evenly into another substance.
a)
dissolved
b)
evaporated
c)
carried
d)
split
4.
Sand and clay is an example of a mixture of solids.
a)
True
b)
False
5.
The air around was is a mixture of gases.
a)
True
b)
False
6.
In some mixtures, the physical properties of the ingredients ___________ when they are mixed together.
a)
stay the same
b)
change
c)
glow
d)
evaporate
7.
Lemonade is a special mixture called a
a)
substance
b)
solution
c)
plasma
d)
ingredient
8.
Coffee is a
a)
solution
b)
mixture
9.
A fruit salad is a
a)
solution
b)
mixture
10.
What would you be able to do with a filter, magnet, or strainer when thinking about a mixture?
a)
separate them
b)
combine them chemically
c)
combine them physically
11.
To separate a mixture of salt and water what separation method is used?
a)
Filtration
b)
Distillation
c)
Chromatography
d)
Evaporation
12.
Can a mixture be separated?
a)
No
b)
Yes
c)
Only sometimes
13.
Which statement describes a mixture?
a)
2 or more substances that CANNOT be easily separated
b)
2 or more substances that CAN be easily separated
c)
An example of a mixture is lemonade
d)
An example of a mixture is a Kool-Aid
14.
What is the solvent in a solution of kool-aid and water?
a)
glass
b)
kool-aid
c)
water
15.
What is the solute in a solution of kool-aid and water?
a)
the glass
b)
water
c)
kool-aid
16.
Water and Kool-Aid are mixed together. Hot water, coffee and sugar are mixed together. Which substance is the solvent in both?
a)
Water
b)
Coffee
c)
Kool-aid
d)
Sugar
17.
If I added 27 grams of salt to water and separated the solution with a hot plate, what amount of salt would be left behind?
a)
20 grams
b)
0 grams
c)
27 grams
d)
10 grams
18.
What is a substance that is dissolved in another substance?
a)
solution
b)
solute
c)
solvent
d)
compound
19.
Which of the following is a method of separating solutions?
a)
hand seperation
b)
filtering
c)
screening
d)
evaporation
20.
If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?
a)
Filter
b)
Screen
c)
Magnet
d)
Evaporation
21.
Students collected data on the appearance of four substances and how they reacted when mixed with water. Which substances dissolved when mixed with water?
a)
A and B
b)
A and C
c)
B and C
d)
C and D
22.
Students were asked to follow the laboratory procedure below:
1. Measure out 10 grams of salt
2. Dissolve the salt in 150 ml of pure water 3. Evaporate the water
4. Measure the mass of the remaining salt Which of the following would you predict for the measurement of the mass of the remaining salt in step 4?
1. Measure out 10 grams of salt
2. Dissolve the salt in 150 ml of pure water 3. Evaporate the water
4. Measure the mass of the remaining salt Which of the following would you predict for the measurement of the mass of the remaining salt in step 4?
a)
0 grams
b)
5 grams
c)
10 grams
d)
15 grams
23.
A glass beaker contains 100 milliliters of water into which 5 grams of salt was stirred. Which item should be used to separate this particular mixture?
a)
triple beam balance
b)
hot plate
c)
paper filter
d)
magnet
24.
Sugar is added to water and stirred until it completely dissolves. Which of the following correctly describes something that has happened to the sugar?
a)
the mass of the sugar increased
b)
the mass of the sugar decreased
c)
the sugar disappeared and no longer exists
d)
the sugar is evenly distributed in the water
25.
A fifth grade class has collected empty cans for recycling. They have several large bins with aluminum and steel cans, all mixed together. The two types of cans must be separated. Which of the following techniques could the students use to separate the two types of cans?
a)
Place the cans in water, and the aluminum cans will float
b)
Crush the cans to make them easier to carry
c)
Test the cans for their ability to conduct electricity
d)
Use a magnet to find and remove the steel cans
26.
Characteristics used to describe an object -- for example, color, shape, texture
a)
mixture
b)
solute
c)
solution
d)
properties
27.
When does sifting work best?
a)
A. When you are separating a smaller solid from a larger solid
b)
B When you separate two gasses
c)
C When you separate a solid from a liquid
d)
A & C
28.
How are solutions and mixtures alike?
a)
They are a combination of substances
b)
They are both chemically combined
c)
they can be separated immediately
d)
they have no similarities
29.
To separate a mixture of soil and water what separation method is used?
a)
Filtration
b)
Distillation
c)
Chromatography
d)
Evaporation
30.
A change that occurs without changing the chemical makeup is a
a)
Chemical Change
b)
Color change
c)
Physical Change
d)
Substance Change
31.
An example of a physical change would be a change in...
a)
Color
b)
Shape
c)
Size
d)
All of the above
32.
Ink can be separated by a method of -----------------------------------------------
a)
distillation
b)
filtration
c)
chromatography
d)
sedimentation
33.
chromatography separate the mixture of dyes on the basis of their ----------------------------
a)
density
b)
solubility
c)
gravity
d)
boiling point
34.
Everything in the world is made of __________.
a)
water
b)
matter
c)
atmosphere
35.
The process of separation where small materials pass through holes leaving the larger materials behind is __________.
a)
sifting
b)
temperature
c)
chromotography
36.
A __________ takes on the shape of its container.
a)
solid
b)
liquid
c)
gas
37.
The process of using a liquid to separate materials of different densities is __________.
a)
sifting
b)
evaporation
c)
floatation
38.
__________, __________, and __________ are referred to as the 3 States of Matter.
a)
solids, liquids, gold
b)
shapes, waters, air
c)
solids, liquids, gas
39.
The process of separating substances by dissolving them in special liquids is __________.
a)
temperature
b)
chromatography
c)
evaporation
40.
All solutions are mixtures, but not all mixtures are solutions.
a)
True
b)
False
41.
The process of using a force that pushes and pulls on certain objects is __________.
a)
chromatography
b)
filtration
c)
magnetic attraction
42.
Which state of matter has particles arranged like this?
a)
solid
b)
liquid
c)
gas
43.
Which state of matter has particles arranged like this?
a)
solid
b)
liquid
c)
gas
44.
Which state of matter has particles arranged like this?
a)
solid
b)
liquid
c)
gas
45.
Which state of matter has particles that are stuck in one spot but vibrate?
a)
solid
b)
liquid
c)
gas
46.
Which state of matter has particles that are still close together, but can move around each other?
a)
solid
b)
liquid
c)
gas
47.
Which state of matter has particles that are very far apart and zing around?
a)
solid
b)
liquid
c)
gas
48.
Air is an example of a
a)
solid
b)
liquid
c)
gas
49.
Wood is an example of a
a)
solid
b)
liquid
c)
gas
50.
Oil is an example of a
a)
solid
b)
liquid
c)
gas
51.
What happens to the particles when I add heat?
a)
The particles get bigger
b)
The particles get smaller
c)
The particles get slower
d)
The particles get faster
52.
Which of the following statements describes a liquid?
a)
It has a fixed shape
b)
It takes the shape of it's container
53.
Which of the following statements describes a gas?
a)
It has a fixed shape
b)
It takes the shape of it's container
54.
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
55.
What term describes a liquid changing to a solid?
a)
Deposition
b)
Sublimation
c)
Evaporation
d)
Freezing
56.
What is happening when my ice cream changes from a solid to a liquid?
a)
freezing
b)
melting
c)
burning
d)
evaporation
57.
Things that take up space are called?
a)
Toys
b)
Liquids
c)
Matter
d)
Space
58.
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
59.
On a hot summer day chocolate candy can melt in your pocket. How can you get the chocolate to return to a solid?
a)
add heat
b)
leave it in your pocket
c)
cool it in the refrigerator
d)
leave it outside
60.
True or False: Matter can changes states by adding heat or cooling.
a)
True
b)
False
61.
An ice cube was left on a table in room temperature and an hour later it became a puddle. What happened to the ice cube?
a)
it melted
b)
it evaporated
c)
it boiled
d)
it froze
62.
How can gas change back to a liquid?
a)
condensation
b)
evaporation
c)
freezing
d)
burning
63.
Steam is an example of which state of matter?
a)
liquid
b)
solid
c)
volume
d)
gas
64.
What is a solute?
a)
The substance that does the dissolving in a solution.
b)
The substance that is dissolved into the solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
65.
What is a solvent?
a)
The substance that does the dissolving in a solution.
b)
The substance that is being dissolved in a solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons
66.
Which is an example of a solute?
a)
Egg whites
b)
Sugar
c)
Water
d)
Acetone
67.
The thing that does the dissolving
a)
Solute
b)
Solvent
c)
Colloid
d)
Solution
68.
Solute
a)
The thing that does the dissolving
b)
The thing that gets dissolved
69.
__________ are made up of solutes and solvents.
a)
Solutions
b)
Suspension
c)
Colloid
70.
You can make a solution more concentrated by adding __________.
a)
solute
b)
solvent
c)
water
71.
Water is a universal solvent
a)
true
b)
false
72.
What are two parts that make up a solution?
a)
solvent and solute
b)
concentration and dilation
c)
non polar and polar
d)
solid, liquid, and gaseous
73.
The process of separating suspended particles from fluid through a filter
a)
Filtration
b)
Combustion
c)
Separating
d)
Decanting
74.
A student filled two glasses with the same amount of water and sugar in each glass. He stirred one glass but not the other. He wanted to determine if stirring would affect the rate of dissolving. What is the independent variable in this experiment.
a)
the amount of sugar
b)
the amount of water
c)
the dissolving rate
d)
the stirring of the water
75.
Which method describes flotation?
a)
Method A
b)
Method B
c)
Method C
d)
Method D
76.
The particles that make up matter are _______________.
a)
colorless
b)
motionless
c)
very large in size
d)
too small to be seen
77.
Study the picture. John spilled paper clips into his marbles. Which is the best process to separate the mixture of paper clips and marbles.
a)
filtration
b)
sifting
c)
magnetism
d)
evaporation
78.
If the water is boiling, you can infer that the rate of dissolving is going to ___________.
a)
decrease
b)
increase
c)
remain constant
d)
not dissolve
79.
The class has four different mixtures that vary in temperature and particle size. What can be done to increase the rate of dissolving?
a)
keep the mixture way from air exposure
b)
keep the mixture away from the light
c)
freeze the mixture
d)
stir the mixture
80.
Which technique could increase or speed up the rate of dissolving?
a)
Allowing the mixture to settle
b)
Stirring the mixture
c)
Adding more powder
d)
Adding more water
81.
In the above picture, a powder is about to be poured into the liquid. Which of the following should be done to make this powder dissolve faster?
a)
stir the powder in the liquid
b)
freeze the mixture
c)
add more powder to the liquid
d)
store the mixture in a dark place
82.
Imagine you have a 500 g bar of chocolate that you chop to make chocolate chip cookies. After chopping the bar into small pieces you put all the pieces on a scale. The scale measures
a)
Less than 500 g
b)
More than 500g
c)
500 g
d)
It is impossible to know
83.
Which of the following would have the slowest rate of dissolution?
a)
a sugar cube in hot water
b)
a sugar cube in cool water
c)
powdered sugar in cool water
d)
powdered sugar in hot water
84.
Which of the following would have the fastest rate of dissolution?
a)
a sugar cube in hot water
b)
a sugar cube in cool water
c)
powdered sugar in hot water
d)
powdered sugar in cool water
85.
Haleigh is investigating factors that affect the rate of dissolving. Wearing safety gloves and goggles, she is heating a pan of water on a hot plate. She adds sugar to the water. How can Hailey expect the temperature of the water to affect the rate at which the sugar dissolves?
a)
The sugar will dissolve more slowly in the hot water.
b)
The sugar will dissolve more quickly in the hot water.
c)
The temperature of the water will never affect the rate of dissolving.
d)
The temperature will only affect the rate of dissolving if the water is boiling.
86.
Is "cutting wood" a chemical or physical change?
a)
Chemical change
b)
Physical change
87.
Is hammering wood together to build a house a chemical or physical change?
a)
chemical
b)
physical
88.
Is bleaching your hair a physical or chemical change?
a)
physical
b)
chemical
89.
What is Solubility?
a)
What is dissolved
b)
What does the dissolving
c)
A measure of how much solute can dissolve in solvent
d)
a charged ion
90.
A student made a solution by dissolving sugar in tap water. She wanted to increase the concentration of her sugar solution. Select the best way for her to do that.
a)
Add more sugar to the existing solution.
b)
warm the solution
c)
add more water
91.
Which of the following processes would increase the rate of dissolving?
a)
Decrease the amount of solvent.
b)
Decrease the size of solute particles.
c)
Increase the amount of solvent.
d)
Increase the size of solute particles.
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