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Science Review Test 1

Total questions: 42

Worksheet time: 41mins

Name
Class
Date
1.

What does the term 'insulate' mean?

a)

Allow electrical charge to flow

b)

Measure the volume of a solid

c)

Increase the flow of electricity

d)

Reduce the flow of heat

2.
Tool that can be used to separate mixtures containing substances that are magnetic.
a)

Solubility

b)

dissolve

c)

separate

d)

magnet

e)

ingredient

3.
Make different without changing what a material is made of such as breaking a glass, melting an ice cube, or mixing red and yellow marbles.
a)

Solubility

b)

dissolve

c)

physical change

d)

filter

e)

ingredient

4.
The ability of a solid to be dissolved in a liquid.
a)

Solubility

b)

dissolve

c)

separate

d)

filter

e)

ingredient

5.
Can be used to separate the substance in some solution because the liquid evaporates, and the solid is left behind.
a)

Solubility

b)

dissolve

c)

separate

d)

filter

e)

evaporation

6.
To sort into individual parts of substances.
a)

Solubility

b)

dissolve

c)

separate

d)

filter

e)

ingredient

7.
Tool that is used to separate a mixture by trapping larger particles and allowing smaller particles to pass through.
a)

Solubility

b)

dissolve

c)

separate

d)

filter

e)

ingredient

8.
To mix evenly and break down and spread out in a liquid.
a)

Solubility

b)

dissolve

c)

separate

d)

filter

e)

ingredient

9.
Two or more substances combined where they each keep their own properties and can be easily separated.
a)

Solubility

b)

mixture

c)

separate

d)

filter

e)

ingredient

10.
To separate the sugar and lemonade what method should you use?
a)
filtration 
b)
sorting
c)
magnet
d)
boiling
11.
To separate noodles from water what method should you use?
a)
filtration with a strainer
b)
boiling while it is cooking
c)
magnet for the noodles
12.
Which mixture separation method would work with picking up nails?
a)
filtration 
b)
magnet
c)
boiling/evaporation
d)
sorting physically
13.
What happens when you mix dirt and water?
a)
The dirt will float on top of the water.
b)
The dirt will settle to the bottom.
c)
The dirt will dissolve.
d)
The water will begin to bubble.
14.

Which of the following is a solution?

a)

lemonade

b)

trail mix

c)

legos

d)

iron filings and sand

15.
A student collects seashells at the beach.  Ms. Deering will not allow the student to take any sand on the bus.  If the student wishes to take the seashells home he must separate the seashells from the sand. Which of the following would be most helpful when trying to separate the sand from the sea shells?
a)
hot plate
b)
water 
c)
sieve
d)
magnet
16.
Students are conducting an experiment with salt water.  A large quantity of sand is added to the container of salt water.  What do you expect to observe?
a)
The salt floats to the top of the container.
b)
The sand dissolves.
c)
The sand settles to the bottom of the container.
d)
The salt and sand combine to form a solid.
17.
Susan prepares a mixture of oil, lemon juice, and water as a salad dressing.  Why will she have to shake the mixture before pouring over her salad?
a)
The lemon juice is more dense than the water and oil.
b)
The oil is less dense than the water and lemon juice.
c)
The water, lemon juice, and oil will form layers.
d)
The lemon juice and oil will combine to form a solid.
18.
What property of tea changes when it is mixed with sugar?
a)
color
b)
taste
c)
shape
d)
state
19.
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
20.

Which of these is the best conductor of electricity? (5.5A)

a)

Glass rod

b)

Cotton string

c)

Plastic tubing

d)

Copper penny

21.

A teacher mixes a white powder into a beaker of water. The powder cannot be seen in the water. The teacher then heats the mixture until the water evaporates and the powder can be seen again. Which property of the powder is the teacher demonstrating? (5.5A)

a)

Solubility

b)

Relative density

c)

Conductivity

d)

Mass

22.

A student reads the label on the bottle of salad dressing shown here. Why would the student shake the salad dressing well before using it? (5.5A)

a)

Vinegar and oil have different densities.

b)

Vinegar and oil easily form a solution.

c)

Vinegar and oil both contain water.

d)

Vinegar and oil are both liquids.

23.

Objects that blow into a swimming pool or that are dropped into the pool by swimmers need to be removed. These objects include foam cups, keys, and coins. Which of the following explains a useful method for removing some of these objects? (5.5A)

a)

The keys and coins are less dense than water, so they can be easily picked up off the bottom of the pool by divers.

b)

The foam cups have the same density as water, so they can crumbled up for removal by the pool filter.

c)

The foam cups are less dense than water, so they can be removed from the surface with a pool cleaning net.

d)

The keys and coins have the same density as water, so they can washed away when the pool is drained.

24.

A cook uses the ingredients listed to prepare a meal. Which table correctly show the physical properties of these ingredients when placed in hot water? (5.5A)

a)
b)
c)
d)
25.

A teacher gives a student four clear sealed containers. Each container holds a different substance. The student records some observations about the substance in each container. Based on these observations, which container most likely holds only gas? (5.5A)

a)

Container 1

b)

Container 2

c)

Container 3

d)

Container 4

26.

Some students investigate the properties of four objects using a hand lens, a magnet, and a beaker containing water. Their observations are recorded in the table. Which statement identifies a property that could be used to classify these objects into two different groups? (5.5A)

a)

Density can be used to separate objects that sink in water from objects that do not.

b)

Magnetism can be used to separate objects that are attracted by a magnet from objects that are not.

c)

Solubility can be used to separate objects that dissolve in water from objects that do not.

d)

Physical state can be used to separate objects that are solids from objects that are not.

27.

A student classifies the objects shown based on their physical properties. Which property cannot be used to classify these objects into more than one group? (5.5A)

a)

Magnetism

b)

Mass

c)

Electrical conductivity

d)

Solubility in water

28.

A science class tested three properties of different materials. The results are shown in the table. Based on the table, which material would be best to use to insulate electrical wires? (5.5A)

a)

Wood

b)

Plastic

c)

Copper

d)

Steel

29.

Two wires carrying electricity can create a spark if they come too close together. This spark can start a fire. Wires carrying electricity are usually covered with plastic to keep them from starting a fire. Why does the plastic keep the electricity from starting a fire? (5.5A)

a)

Plastic is a good insulator.

b)

Plastic can melt when heated.

c)

Plastic is softer than wire.

d)

Plastic conducts electricity.

30.

A student puts four objects in a bucket filled with water. Which two objects are most likely less dense than the water? (5.5A)

a)

Wood block and metal paper clip

b)

Plastic ball and glass marble

c)

Metal paper clip and glass marble

d)

Wood block and plastic ball

31.

A teacher gives a student four clear sealed containers. Each container holds a different substance. The student records some observations about the substance in each container. Based on these observations, which container most likely holds only gas? (5.5A)

a)

Container 1

b)

Container 2

c)

Container 3

d)

Container 4

32.

A student classifies the objects shown based on their physical properties. Which property cannot be used to classify these objects into more than one group? (5.5A)

a)

Magnetism

b)

Mass

c)

Electrical conductivity

d)

Solubility in water

33.

A science class tested three properties of different materials. The results are shown in the table. Based on the table, which material would be best to use to insulate electrical wires? (5.5A)

a)

Wood

b)

Plastic

c)

Copper

d)

Steel

34.

A student puts four objects in a bucket filled with water. Which two objects are most likely less dense than the water? (5.5A)

a)

Wood block and metal paper clip

b)

Plastic ball and glass marble

c)

Metal paper clip and glass marble

d)

Wood block and plastic ball

35.

A student was asked to compare the masses of four blocks that were all the same size but made of different materials. The student used a balance to compare the masses of two blocks at a time. The student repeated this process three more times with different pairs of blocks and recorded observations. Which list shows the blocks in order from least to greatest mass? (5.5A)

a)

Blocks N, M, L, P

b)

Blocks P, M, L, N

c)

Blocks N, L, M, P

d)

Blocks P, L, M, N

36.

The table lists some properties of four different samples of matter. Which two samples could be glass and saltwater? (5.5A)

a)

Samples 1 and 2

b)

Samples 3 and 4

c)

Samples 1 and 3

d)

Samples 2 and 3

37.

Which of these is not soluble in water?

a)

Oil

b)

Salt

c)

Honey

d)

Sugar

38.

A student is asked to design a sleeve for a cup that will insulate thermal energy and not feel hot to the touch when the cup is filled with hot liquid. The student has four materials to choose from. Which of these materials is least useful as an insulator? (5.5A)

a)

Cardboard

b)

Aluminum

c)

Rubber

d)

Plastic

39.

For an investigation a teacher dropped a bolt into a container of maple syrup and asked students to remove it without touching the syrup. The students first tried to use a strong magnet to remove the bolt, but it remained on the bottom of the container. They finally poured the syrup into another container to get the bolt out. Which of these best describes some of the bolt's physical properties? (5.5A)

a)

The bolt is magnetic and has the same density as the maple syrup.

b)

The bolt is nonmagnetic and more dense than the maple syrup.

c)

The bolt is nonmagnetic and less dense than the maple syrup.

d)

The bolt is magnetic and less dense than the maple syrup.

40.

The table lists some physical properties of two objects. Based on their properties, which of the objects is most likely a metal? (5.5A)

a)

Object 1, because it is a solid that is less dense than water

b)

Object 2, because all metals float in water

c)

Object 2, because metals conduct thermal energy and electricity

d)

Object 1, because it can be used to provide insulation for thermal energy.

41.

Students are investigating properties of objects. They observe four objects and record observations for each object in the table. Based on the students' observations, which of these tables properly identifies the objects? (5.5A)

a)
b)
c)
d)
42.

A student measured out 10 mL of four clear liquids and added one drop of a different-colored dye to each liquid. One of the liquids was water. The student then carefully poured each liquid into a graduated cylinder and let the mixture settle for 30 minutes. The student observed that the liquids had separated into layers, as shown in the diagram. Which of these procedures would help the student identify the layer of water? (5.5A)

a)

Stir the liquids, let them settle, and then identify the bottom layer as water

b)

Drop a piece of ice into the graduated cylinder, let the ice settle, and then identify the layer just above the ice as water

c)

Add water to the graduated cylinder, let the mixture settle, and then identify the layer that increases in volume as water

d)

Carefully pour each layer into separate plastic containers, place the containers in a freezer, and then identify the liquid that takes the longest to freeze as water.