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Worksheets1st Nine Weeks Science Review
Total questions: 20
Worksheet time: 40mins
Bayo made a list of things that use batteries. Which type of energy is stored in batteries?
light
heat
chemical
mechanical
Truong drew these pictures to illustrate four forms of energy. Which picture is NOT a good example of electrical energy?
desk lamp
portable fan
child on a swing
bread in a toaster
Shari plays her guitar in a band with her friends. How does Shari make sound energy with the guitar?
The guitar strings cause heat when Shari plays.
The vibrating guitar strings pass energy to the air.
Stored energy in her fingers makes the air vibrate.
The electrical energy passes into the guitar when she turns it on.
These are the experiments four students are doing for a science fair. Which student will MOST likely have a control group for his or her experiment?
Roy
Lacy
Kinu
Yash
Femi puts bread in a toaster, plugs it in, and pushes down the lever. What happens to the energy in the cord?
It changes to heat.
It changes to heat and electricity.
It is used up when the toast is done.
It moves back into the wall when the toast is done.
Which of the following is the BEST example of mechanical energy?
A lamp is turned on.
A ball that is hit with a bat.
Wood that is burning in a fireplace.
Music that is coming from a speaker.
Tuan wants to learn about energy. She makes the following statements. Which statement about energy is correct?
No energy sources are renewable.
Energy can cause motion or change.
Energy is destroyed when the work is done.
Energy never changes from one form to another.
Anna filled a cup with hot tea. Then she added a sugar cube. Which of these will help to make the sugar cube dissolve more quickly?
stirring the hot tea
adding more sugar cubes
adding ice to the tea
pouring more tea into the cup
Mr. Smith wants to show his students how paper goes through a chemical change. What can he do to the paper to cause the chemical change?
cut it
draw on it
crumple it
burn it
Mrs. Tyler left some candles burning. After a while, the heat from the candles made the wax begin to drip. Which describes the change that happened to the wax?
physical change from a solid to a gas
chemical change from a solid to a gas
physical change from a solid to a liquid
chemical change from a solid to a liquid
Pam and Meghan are experimenting with a mixture of sugar and sand. They add hot water and stir thoroughly. How can they separate the sand from the mixture?
wait for the sand to float to the top of the water
pour the mixture through filter paper in a funnel
boil the mixture to evaporate the water
use a magnet to separate the sand from the sugar
A student has a container filled with a mixture of sand, salt, and iron filings. How can the student remove the iron filings from the mixture?
use tweezers to take out the iron filings
use a magnet to attract the iron filings
pour the mixture through a strainer
stir the mixture into water
Guy’s drawing of the water cycle shows the heat from the Sun making ocean water evaporate. Which BEST explains this change?
chemical change from liquid to gas
chemical change from liquid to solid
physical change from liquid to gas
physical change from liquid to solid
Luke and Amitra are comparing some substances. They are using the properties of texture, hardness, flexibility, and magnetic attraction. Which types of substances are they comparing?
only solids
only liquids
solids and liquids
liquids and gases
Nanette and Adi are comparing the properties of different samples of sand. They have recorded the colors and described the sizes of the particles. They will use this tool for each sample. Which property of matter are they recording?
mass
texture
temperature
volume
A substance can be identified based on its physical properties. Which of the following is a physical property of a liquid?
it has no mass
it has a rough texture
it has an indefinite shape
its shape can change
Scientists have spent many decades developing a theory about what makes up matter. Which of the following statements are TRUE?
All matter is made of small particles.
All matter has color.
All matter is alive.
All matter has an odor.
Petra and Huy are doing a class demonstration to show that solids, liquids, and gases all have mass. They use a balance for the solids and the liquids. Which is the BEST way for them to show that air has mass?
compare the masses of full and empty balloons
use a fan to make a current of air
put an empty bottle on the balance
heat water to show it changing to water vapor
A student has to classify an unknown material as a solid, liquid, or a gas. How can the student tell if the material is a solid?
If it has a definite shape and a definite volume, it is a solid.
If it has a definite volume but no definite shape, it is a solid.
If it has a high mass and no definite volume, it is a solid.
If it has a low mass and no definite volume, it is a solid.
Josef’s mom used helium to fill up a balloon. Josef filled another balloon with water. The two balloons were exactly the same size. How is the helium different from the water in the two balloons?
The helium will escape less easily than the water.
More helium than water is needed to fill the balloon.
Water expands to fill the balloon.
The helium expands to fill the space inside the balloon.
