WorksheetsFirst 9 Weeks Study Guide
Total questions: 26
Worksheet time: 26mins
A group of students separated the objects in the list into two groups.
· Candle · Coin · Crayon · Match · Nail · Pencil · Tack · Wire
The table shows how the students grouped the objects.
According to this information, what physical characteristics did the students use to group the objects?
melts/does not melt
wood/not wood
metal/not metal
sharp/not sharp
Popcorn kernels contain a solid material called starch and a small amount of water at room temperature.
When the temperature of the kernels of popcorn increase, they explode or pop.
Which change in the state of the water takes place inside the kernel, causing the volume to increase?
solid - gas
liquid - gas
solid - liquid
liquid - solid
Four students are each given the following materials:
brick, iron nail, rubber band, salt water, dry wooden stick
The teacher tells each student to sort the materials into two groups:
those that conduct electricity and those that do not.
Which student correctly sorted the materials by the ability to conduct electricity?
Student 1
Student 2
Student 3
Student 4
Students have two blocks the same size. They drop each block into a beaker of water
Why does block 1 float and block 2 sink?
Block 1 is a different material than block 2.
Block 1 absorbs more light than block 2.
Block 2 repels more water than block 1.
Block 2 weighs less than block 1.
According to this information, which substance is a metal?
Substance W
Substance X
Substance Y
Substance Z
If a food contains starch, it will change an iodine solution from brown to black. According to the table, all of these contain starch except
bread
cheese
cookie
pasta
The table below shows the melting and boiling temperatures of water.
At 150 C, water is a
mixture
solid
liquid
gas
A different substance was placed in each of the three beakers shown below.
How were the beakers useful in identifying the substance that was a liquid?
estimating the mass
measuring the volume
observing the shape
identifying the color
Fifth graders compared the masses of four different cubes. The balances below show their results.
Which cube has the greatest mass?
Cube 1
Cube 2
Cube 3
Cube 4
Different liquids evaporate at different rates. Each glass below was filled to the top with a different liquid and placed on a table four days ago. Which liquid evaporated the fastest?
Y
W
X
Y
Z
The picture shows a frozen juice bar.
The frozen juice bar was placed in a bowl and left to melt. Which of the following properties of the juice bar changed the most once it melted?
color
mass
shape
volume
Which glass contains only a gas?
glass A
glass B
glass C
glass D
Carol poured some water into a 200-milliliter (mL) graduated cylinder. Pictured below are Carol’s graduated cylinder and four numbered graduated cylinders
Which numbered graduated cylinder contains the same volume of water as Carol’s graduated cylinder?
graduated cylinder 1
graduated cylinder 2
graduated cylinder 3
graduated cylinder 4
Which of these is the best conductor of electricity?
glass rod
cotton string
plastic tubing
copper penny
Which of these mixtures would be easiest to separate?
fruit salad
powered lemonade
hot chocolate
instant pudding
A company collects cans for recycling. Some cans are made of aluminum, and some are made of iron. Which of the following is the best way to separate the two types of cans?
Heat the iron cans until they melt
Use scissors to cut the cans
Use a magnet to pick up the iron cans
Float the cans in water
A student puts a teaspoon of sand in a cup of saltwater. He then stirs the mixture and lets it sit for five minutes.
What will happen to the mixture?
The water will freeze
The cup will heat up
The sand will settle to the bottom.
The water will become a liquid
A small bowl contains a mixture of toothpicks and glass marbles. The easiest way to separate the mixture without touching it would be to —
add glue to the mixture
place a magnet in the bowl
pour the mixture into a paper cone
add water to the bowl
A student made a mixture using equal amounts of salt and pepper. The salt grains were the same size as the pepper grains. What should the student do to most easily separate the pepper from the salt?
Use a pair of tweezers to remove each grain of pepper
Run a small magnet through the mixture to attract the pepper
Put the mixture in water and filter the pepper out of the water
Use a strainer with a fine wire screen to remove the pepper
A mixture of beads was placed in a container, as shown below. The beads are of various sizes, and each one is made of plastic, glass, or steel.
The mixture would be easy to separate because all the beads -
are less dense than water
are solids
have the same mass
are attracted to a magnet
Which method would be MOST effective for separating a mixture of water, sand, and iron filings?
Filter the iron filings from the water and sand, and then boil off the water to leave the sand.
Filter the sand from the water and iron filings, and then boil off the water to leave the iron filings.
Filter the sand and iron filings from the water, and then use a magnet to separate the iron filings from the sand.
Filter the sand and iron filings from the water, and then heat the mixture to separate the iron filings from the sand.
The diagram below shows a mixture.
Which of the following pieces of equipment should be used to separate this mixture?
maganet
balance
funnel
hot plate
Carbohydrates are made of carbon, hydrogen, and oxygen. How are carbohydrates and oxygen classified?
Which of these is an example of a physical change?
melting ice
rusting metal
baking a cake
burning leaves
Yvonne prepared 4 equal cups of water. She added a different material in each cup. Which of the following materials will MOST LIKELY dissolve in the cup?
oil
salt
sand
pepper
Which shows a chemical change?
