Font size
WorksheetsPhysical Science Check-in review
Total questions: 87
Worksheet time: 1hrs 23mins
A ball is rolled at a constant speed away from its original position. Which best represents the motion of the ball?
Ann goes down the slide at the playground. At the bottom, she slides off and stops. Which most likely explains why she stops moving?
The force of her hitting the ground causes the stop.
Without the slide under her, the ability to move disappears.
The energy needed for movement is used up on the slide.
The force pulling her forward is only the slide, not the ground.
When a ____ is formed, two substances are combined and can be separated again.
Jim wakes up early in the morning and walks from his carpeted bedroom to the tiled kitchen. Which best describes why, despite being the same temperature, the tile floor feels cooler to his feet than the carpet?
Title is a poor conductor of heat and transfers heat to his skin.
Carpet is a bad conductor of heat and transfers heat to his skin.
Title is a better conductor of heat and transfers heat away from his skin.
Which is the best example of a pushing force that reduces the speed of an object?
a bat hitting a baseball
a brake rubbing against a wheel
a pedal turning the wheeels of a bicycle
a skateboard wheel rolling against pavement
Why are pots and pans used for cooking usually made of metal?
They are made of metal which conducts heat and will evenly cook the food
They are made of metal which will slow down the cooking process
They cost less
They look better than wood or glass
The boulder and the soccer goal in the pictures have the same mass. The soccer frame has a mass of 145 kilograms (kg) and the net has a mass of 10 kilograms (kg). What is the mass of the boulder?
135 kilograms
145 kilograms
155 kilograms
165 kilograms
Peter helped his family move last week. He noticed when he tried to slide a heavy box across the floor, it was difficult. Which factor best illustrates what cuases this to happen?
mass
friction
gravity
magnetism
Which best describes a chemical change in paper?
filing a paper
mailing paper
burning paper
cutting paper in half
When is friction needed during the course of motion?
to speed up motion
to slow down motion
to keep motion at the same speed
to keep motion in the same direction
On which surface will a toy truck travel the fastest?
a track sloping upward
a track that is completely flat
a track sloping gently downward
a track sloping steeply downward
Name the term: a material that doesn’t allow heat to pass through it easily
insulator
conductor
physical change
chemical change
James wanted to observe the interaction between his favorite soda and some candy. James poured 20 ounces of soda and 2 ounces of candy in a closed container weighing 5 ounces. What would most likely be the weight of the mixture and container after the candy has completely dissolved?
5 ounces
20 ounces
25 ounces
27 ounces
Which will most likely increase friction on snow covered highways?
oil
salt
sand
water
Which is the best conductor of heat?
a glass tube
a copper wire
a piece of string
Otto pushed a toy car across a floor. The car traveled fast across the wood, but it slowed to a stop on the carpet. Which best explains what happened when the car reached the carpet?
Inertia decreased
Gravity increased
Friction increased
Magnetism decreased
Two people need to move a large, heavy box. One person pushes the box, while the other person pulls the box. Which way of moving the box makes the work easiest for the people?
Why would sand and water create a mixture and not a solution?
It wouldn’t create a mixture
Because the sand and water could still be separated
Because the sand won’t dissolve in the water
Both b and c
A student uses a rubber band to launch the four object shown in the table.
If the student pulls the rubber band back the same amount each time, which object will most likely move the fastest when launched?
paper clip
piece of paper
eraser
rubber ball
The graphic below shows a greenhouse in Raleigh, North Carolina during the winter. Which best explains why the temperature inside the greenhouse is higher than the temperature outside the Greenhouse?
The sun's rays radiate heat into the greenhouse, and then the warmed air is convected inside the greenhouse.
The sun's rays conduct heat into the greenhouse, and then the warmed air is radiated inside the greenhouse.
The warm air outside passes into the greenhouse by convection, and then the warm air is conducted inside the greenhouse.
The cool air outside passes into the greenhouse by radiation, and then the cool air is conducted inside the greenhouse.
Which of the following are examples of conductors?
copper
plastic
paperclip
both a and c
A ball rolled toward Manny while he was playing soccer. If Manny's foot kicks the ball as shown in the picture, which will most likely happen to the ball?
The ball will stop rolling.
The ball will roll toward the east.
The ball will continue rolling west.
The ball will go straight up in the air.
Which graph depicts an object whose speed is increasing?
In a closed system, the weight of an object before and after an interaction stays the same.
Lisa bought a box of candles weighing 30 ounces. There are 5 candles in the box. Lisa left the box in her car, and the candles melted together, forming one piece of wax. How much will the box of candles most likely weigh after this change?
5 ounces
6 ounces
25 ounces
30 ounces
A student pours ¼ cup of salt on a scale. The student then puts 3 cups of water in a container on the scale, and records the weight of the salt and the container of water. The student pours the salt into the container of water, and waits for it to dissolve. The student then weighs the salt and water solution. Which of the following best describes the weight of the salt and water mixture compared to the weight of the salt and water before they were mixed?
The weight of the salt and water mixture will be the same, because the mass of the salt and the mass of the water did not change.
The weight of the salt and water mixture will be less, because the salt lost some of its mass when it dissolved.
The weight of the salt and water mixture will be more, because the molecules will inflate, causing the mass to increase.
The weight of the salt and water mixture will be more because the water absorbs the salt, which increases the mass.
What is a control variable?
A variable that you manipulate
A variable that stays the same
A variable that changes because of another variable
None of the above
What is the original source of most of the energy that people use?
Energy that reaches Earth's surface by radiation from the Sun.
Energy that reaches Earth's surface by convection from the Sun.
Energy that reaches Earth's surface by radiation from Earth's core.
Energy that reaches Earth's surface by conduction from Earth's core.
A glass is filled with 100 g of tea and ice cubes. Which best describes the weight of the contents after the glass sits in the sun for 2 hours?
The weight will be less than 100 g because some of the liquid will evaporate into the atmosphere.
The weight would be much less than 100 g mass is lost as the ice cubes melt.
The weight will be 100 g because the weight of the tea and the ice cubes will remain the same since no change occurs.
The weight will be more than 100 g because mass is increased as the ice cubes melt and more liquid is added to the glass.
Sarah is stirring her hot chocolate with a metal spoon, and she notices that the spoon is getting hot. This is most likely caused by which type of heat?
conduction
convection
radiation
insulation
The hiking club took a long hike on Saturday. They walked 5 km/hr for the first 3 hours. Then they stopped for 2 hours to swim in the lake and eat lunch. After lunch, they followed the same path back to their starting point. the return hike took 4 hours. Which graph correctly shows their motion?
The table below list the amounts of the ingredients Stephanie used to make ice cream. What will be the weight of the ice cream after being frozen?
210 g
250 g
290 g
380 g
An ice cube melts and then evaporates. The ice cube and the water vapor have the same:
mass
density
volume
temperature
Chris fit the pieces of a space shuttle model together. Which statement best describes how the pieces compare to the completed model?
Each piece is stronger than the completed model.
The mass of the completed model equals the mass of all the pieces.
Each piece is made from a different material than the completed model.
The mass of the completed model is more than the mass of the all the pieces.
Which best explains how Earth's climate is impacted by convection?
Convection helps move thermal energy around the Earth.
Convection helps cool the Earth and the atmosphere around it.
Convection continuously pumps cool energy through the oceans.
Convection stops the flow of cool air and maintains warm weather.
Mrs. Jones wants to prove to her students that when an object is burned, its total mass is the same before and after the reaction. What should Mrs. Jones do to make sure this shown by the experiment'?
Burn the object in a closed container.
Burn the object outside on a nice day.
Add water to the object after it is burned
Split the object into two equal pieces before burning.
What is a qualitative property?
something you can measure
something you can describe
something you can count
something you can touch
Two balls are rolled down two identical inclined planes. The balls are exactly the same mass and size, but one ball rolled down the inclined plane faster. Identify a possible reason that one ball rolled faster than the other ball.
One ball was red and the other ball was blue.
One ball was new and the other ball was old.
One ball was shiny and the other ball was dull.
One ball was sticky and the other ball was smooth.
A student places a cup of cold water on a counter in a hot room. After a short time, the student notices that the water in the cup is no longer cold. Which best explains why the water in the cup is no longer cold?
The coldness of the water transferred to the air, making the water in the cup warmer.
The coldness of the water was conducted to the cup, making the water in the cup warmer.
The heat from the air transferred to the water in the cup, making the water in the cup warmer.
The heat from the air caused the cold water in the cup to condense, making the water warmer.
Examine the diagram. What would a teacher most likely use this image to explain?
Heat being added and taken away is causing physical changes in water.
Air being added and taken away is causing physical changes in water.
Heat being added and taken away is causing chemical changes in water.
Air being added and taken away is causing chemical changes in water.
Jason plays a game with a tower of blocks. Jason removed as many blocks as he can from the middle of the tower while it remains standing. The picture shows the tower at two different times during the game. Which best explains why the tower remains standing with blocks missing?
friction
gravity
magnetism
balanced forces
Which best demonstrates a physical change?
Lighting a match
Chalk dissolving in an acid
Plastic melting into a liquid
The color of metal changing when it reacts with oxygen
Sue is making pudding for her family. She mixes 490 g of cold milk with 90 g of pudding mix and then puts it in the refrigerator to solidify. About how many grams of pudding was made?
90 g
190 g
400 g
580 g
Why should Ann leave space at the top of her plastic bottle when filling with water and then freezing it overnight?
Water expands when frozen, so the water will need more space.
Water contracts when frozen, so the water will need more space.
Plastic contracts when frozen, so the water will need more space.
Plastic expands when frozen, so the water will need more space.
Mrs. Garza's class mixed some materials. They made a table of the materials and the products after the materials combined. Based on the table, which materials mixed to form a new substance?
water and flour
water and salt
iodine and flour
iodine and salt
When heated up particles will:
move slower
move faster
move at the same speed
disappear
A type of cold pack has two separate sections inside. One section contains a liquid and the other section contains a powder. When the cold pack is squeezed, the section that holds the liquid breaks. When the liquid combines with the powder, the pack becomes very cold. Which is the best explanation why the temperature of the pack decreases when the liquid and powder combine?
a mixture forms
a solution forms
a chemical change occurs
thermal energy is used
Which best explains why boiling water is an example of a physical change?
The heat causes steam.
Heat is added, causing evaporation.
Heating the water causes solids to form.
The water changes from a liquid to a gas.
Which is the best choice for the handle of a frying pan?
Metal, because it conducts heat.
Wood, because it conducts heat.
Metal, because it does not conduct heat.
Wood, because it does not conduct heat.
Vanessa weighs her banana with the peel and it weighs 145 grams. She weighs the banana again after she has removed the peel. The banana now weighs 123 grams. About how much does the peel weigh?
14 grams
18 grams
22 grams
The position of a soccer ball over time is recorded in the graph below. Which best describes the movement of the soccer ball?
The ball traveled 20 meters and was kicked to the right.
The ball traveled 20 meters and returned to its starting point.
The ball traveled 30 meters, stopped, and returned to its starting point.
The ball traveled 50 meters, stopped, and returned to its starting point.
Which best explains how bacon is fried on a stove burner?
The bacon creates a convection current, the heat rises to the pan, and then rises to the stove burner.
The bacon transfers heat directly to the pan, and the pan transfers heat directly to the stove burner.
The stove burner radiates heat to the pan, and the pan radiates heat to the bacon.
The stove burner transfers heat directly to the pan, and the pan directly transfer heat to the bacon.
Students set up the investigation shown. What can the students do to increase the speed that the marble will roll down the ramp?
add a layer of carpet to board
lower the height of the board
use a longer board for the ramp
replace the board with a smoother board
Which is an example of radiation?
warming food in the microwave
warming food on the stove
cooling food in the freezer
When Julie was cooking macaroni she noticed that it would rise to the top of the boiling water and then sink back to the bottom of the pot. This is most likely because
the convection of heat within the water was creating a current.
the convection of air around the pot was creating a current.
the conduction of heat within the water was creating a current.
the conduction of air around the pot was creating a current.
The heat from the lamp allows this lizard to remain warm. This is an example of which type of heat transfer?
radiation
convection
conduction
The graph below represents a traveling car. What can be determined about the speed at which the car is traveling?
The car is accelerating.
The car is slowing down.
The car is traveling at various speeds.
the car is traveling at a constant speed.
Which of the materials would be the best conductor of heat?
plastic
metal
stone
wood
A bus moves down the street at a rate of 500 meters per minute for 5 minutes. Which graph shows the motion of the bus.
This illustration shows how heat can move through the atmosphere as air circulates. What causes the circulation of air?
Air in the atmosphere is heated by the Sun and sinks to the ground.
The ground is heated by the Sun and then heats the air, causing the air to rise.
Air loses heat to the ground and then rises upward to obtain more energy.
The Sun heats the clouds which forces the cooler air to move away and sink.
Which of the following are examples of insulators?
wood
brick
frying pan
both a and b
Mandy and Josh raced one lap around the track. The graph below shows the results of their race. Look at the graph for the race results.
Which statement can be proven by the graph?
Josh won the race.
Mandy won the race.
Mandy ran less distance than Josh.
Josh ran the race in less time than Mandy.
A student placed an egg in a container of vinegar.
Bubbles formed on the shell of the egg, and after three
days, the shell was gone. Which observation made
by the student indicated a chemical change took place?
The bubbles were produced as the shell reacted with the acid.
The vinegar solution remained clear.
The temperature of the vinegar remained the same.
The shape of the egg remained oval.
The graph shows a helicopter's change in position over ten minutes of time. During what time period did the helicopter's position change the least?
1-2 minutes
3-4 minutes
5-6 minutes
7-8 minutes
What is not an example of a quantitative property?
weight
height
age
color
What is a quantitative property?
Something you can measure
Something you can describe
Something you can taste
Something you can touch
Which is not an example of a qualitative property?
size
shape
length
color
Sarah had a glass of sweet tea that weighted 411 grams. She wanted to make it sweeter so she dissolved 10 grams of sugar in the tea.
True/False: The glass of sweet tea will still weigh 411 grams.
What is an independent variable?
A variable that you manipulate
A variable that stays the same
A variable that changes because of another variable
None of the above
What is the result of the combination of two substances such as baking soda and vinegar
nothing
bubbles
The baking soda will stay separate from the baking soda
The vinegar will become a solid
Which is not one of the types of variables in an experiment?
independent
dependent
control
none of the above
What is a dependent variable?
A variable that you manipulate
A variable that stays the same
A variable that changes because of another variable
None of the above
When cooled down particles will:
move faster
move slower
disappear
move at the same speed
the weight of an object can change
Which is the definition of gravity?
The force acting on an object that pulls it to the center of the Earth
The amount of matter in an object
The weight of an object
The force acting on an object that pushes it away from the center of the Earth
What is the definition of mass?
The size of an object
The force acting on an object
The amount of matter in an object
The weight of an object
the mass of an object can change
When two substances are combined and one dissolves in the other a ____ is formed.
Complete the sentence:
When two substances are combined and a new substances is formed, a ____ has occurred. When an object changes but a new substance is not created, a ____ has occurred.
Which is an example of a mixture?
Mixing salt and water
Mixing sand and water
Mixing water and food coloring
Mixing milk and hot cocoa mix
Corbin had 100 grams of salt and 200 grams of water. He combined the two substances and they dissolved. How many grams will the salt water weigh?
100 grams
200 grams
300 grams
400 grams
Sarah has an apple that weighs 20 grams. She cut it into four pieces and weighed it again. How much will the pieces weigh together?
80 grams
40 grams
20 grams
5 grams
Which is an example of a solution?
oil and water
sand and water
salt and water
salt and sugar
Maria had an apple that weighed 80 grams. She cut it into four equal pieces that each weighed 20 grams. If she took two pieces away and weighed the remaining two pieces, how much would they weigh?
80 grams
40 grams
20 grams
10 grams
Name three examples of physical change
Name the term: a material that allows heat to pass through it
insulator
conductor
chemical change
physical change
Name three examples of chemical change.
