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WorksheetsHHE, F&M, & MF Review
Total questions: 131
Worksheet time: 4hrs 10mins
What is the major question we are trying to solve in this unit?
Why are some things magnetic and others not?
What are magnets made of?
What causes the difference in magnetic launch from one day to the next?
What are the poles of magnets called?
What happens when you put the same poles of magnets together?
attract
repel
no change
it depends
What happens when you put opposite poles of magnets together?
attract
repel
no change
it varies
Which of these metals is attracted to magnets?
gold
silver
iron
aluminum
Which of these metals repels from magnets?
cobalt
steel
silver
aluminum
Which of these has no reaction to metals?
aluminum
copper
nickel
iron
Metals that do not attract or repel from magnets are generally:
stronger
weaker
it varies
Which of these is the scientific definition of attract?
when you think someone is cute
to pull objects toward one another
what a train goes on
to push objects away from each other
Which of these is the scientific definition of repel?
when you think someone is ugly
to pull objects toward one another
when you say something over again
to push objects away from each other
Magnets attract only some metals:
true
false
Magnets repel wood:
true
false
A magnet must be touching an object to repel it:
true
false
Magnets can move other objects from a distance
True
False
Magnets can attract or repel other magnets:
True
False
The two poles on a magnet are called:
east and west
north and south
blue and red
New York and New Jersey
Which of these is not true about magnetic field lines?
they can never cross
they are continuous
they have no end point
they always start at the south pole of the magnet
If the distance is the same, weaker magnets will cause the attraction to be:
slower
faster
the same
it depends
Compasses always point
north
south
east
west
Scientists know exactly what magnetic fields look like
True
False
When magnets are attracting, the magnetic field lines are
connected
not connected
When magnets are repelling, magnetic field lines are
touching
not touching
All animals have pieces of metal inside them.
true
false
Which of these animals has a piece of metal inside to improve it's sense of direction?
dog
cat
bird
elephant
Which of these is the study of magnetic properties on earth?
geometry
chemistry
geomagnetism
physics
What is the scientific definition of magnetic field?
a line that connects opposite magnetic poles and represents the strength and direction of the magnetic field
the space around a magnet in which magnetic forces can act on objects
planets liquid iron core
things that attract or repel
What is the scientific definition of a magnetic field line?
the space around a magnet in which magnetic forces can act on objects
a line that connects opposite magnetic poles and represents the strength and direction of the magnetic field
planets liquid iron core
things that attract or repel
If two magnets just repel or attract, they are:
aligned
misaligned
neither
both
If two magnets both attract and repel, they are:
aligned
misaligned
both
neither
What is the highest before the magnets start to move?
kinetic energy
potential energy
What is the highest after the magnets start to attract or repel?
potential energy
kinetic energy
When is a snowboarders potential energy the greatest?
on the ski lift
at the top of the mountain
on the way down the mountain
Potential and kinetic energy can both be increasing.
True
False
At which of these distances would repelling magnets have the greatest potential energy?
2 units
4 units
6 units
8 units
At which of these distances would attracting magnets have the greatest potential energy?
2 units
4 units
6 units
8 units
If you wanted to move the second magnet against the force, where would you move it?
point A
point B
If you wanted to move the second magnet with the force, where would you move it?
point A
point B
Which of these is true?
Potential energy increases when magnets are moved with the force
Potential energy increases when magnets are moved against the force
Which of these is true about the image?
potential energy was stored in the magnet
potential energy was transferred in the system
this is not a system
Which of these is true about the image?
Potential energy is stored in the magnet
Potential energy is transferred in the system
This is not a system
Which of these is true about the image?
Potential energy is stored in the magnet
Potential energy was transferred into the system
This is not a system
Which of these is true?
Potential energy increases with stronger magnets
Potential energy increases as you move closer to the magnets
both
neither
Which of these is not one of the ways motion can change?
change direction
speed up
twist
slow down
Which of these is one of the ways in which motion can change?
fly
crawl
twirl
stop moving
"speed in a particular direction" is the definition of which of these?
movement
change
stop
velocity
Which of these is not an example of velocity?
10 m/s north
26 mph west
40 m/s
7 m/s left
Which of these is an example of velocity?
80 mph
75 m/s
50 cm/s
72 mph west
Which of these shows the direction someone would need to kick the ball in order for it to move toward the goal?
A
B
both
neither
Which image shows a faster moving ball?
C
D
they are equal
"a push or pull that can change the motion of an object" is the definition of what?
force
exert
change
move
"to apply a force" is the defection of what?
force
exert
change
move
"forces acting on an object that are unequal in size and cause a change in motion" is the definition of what?
unbalanced forces
balanced forces
both
neither
"forces that are equal in size acting on an object in different directions and do not cause a change in motion. "
unbalanced forces
balanced forces
both
neither
Which of these is an example of an unbalanced force?
bird sitting on a tree
sleeping
running
car stopped at a red light
Which of these is not an example of a balanced force?
frozen ice
airplane waiting to take off
airplane flying through the air
sleeping
This image is an example of:
balanced forces
unbalanced forces
both
neither
In order for an object to start moving, the forces must be moving in:
in opposite direction of object's motion
same direction as object's motion
any direction
The order for an object to speed up, the forces must be moving in:
the same direction as objects motion
the opposite direction as objects motion
any direction
In order for an object to slow down, the forces must be moving in:
the opposite direction as objects motion
the same direction as objects motion
any direction
In order for an object to stop moving, the forces must be moving in:
opposite direction as objects motion
same direction as objects motion
any direction
In order for an object to move in the opposite direction, the forces must be in:
the same direction as objects motion
the opposite direction as objects motion
any direction
The thrusters fire to exert a force in the _________________ direction as the motion of the pod.
same
opposite
This image represents which type of change of motion?
speeding up
slowing down
stopping
changing direction
When objects are the same mass, the greater the force strength, how does the change of velocity change?
increase
decrease
stay the same
When objects are the same mass, what do you have to multiply the change of velocity by to get the force strength?
1
5
10
100
What is the correct unit for Force?
N
cm
cm/s
mph
"A force between an object and the surface it is moving over" is the definition of what?
movement
sliding
friction
change
Friction causes what type of change of velocity to an object?
speeding up
slowing down
stopping
starting to move
Will the velocity of the book change as it moves across the surface with NO friction?
yes
no
Will the velocity of the book change as it moves across the surface WITH friction?
yes
no
If this pod went in the opposite direction because of the thrusters, the thrusters would have exerted_____________________ the thrusters in other missions.
a force greater than
a force weaker than
a force equal to
"the amount of matter that makes up an object" is the definition of what
weight
pounds
mass
height
In a collision, which of these will usually have a greater change of velocity?
more massive object
less massive object
the same
If the same force is exerted on both of the objects in the table, which one traveled faster?
blue box
green box
equal
If the same force were exerted on both of the objects in the table, which is less massive?
blue box
green box
equal
In wheelchair track and field, which of these types of wheelchairs would be most effective?
more massive
less massive
no difference
In wheelchair rugby, which type of wheelchair would be most effective?
more massive
less massive
no difference
There is such thing as negative change of velocity in Science.
true
false
Which of these change of velocities is different than the others?
10 m/s to 17 m/s
25 m/s to 18 m/s
30 m/s to 40 m/s
0 m/s to 7 m/s
Which of these has the greatest change of velocity?
7 mph to 20 mph
50 mph to 55 mph
15 mph to 21 mph
60 mph to 40 mph
Who created the laws of motion that relate to our Force and Motion unit?
Edison
Pollin
Newton
Fauci
"the moment when two objects hit each other" is the definition of what?
crash
movement
injury
collision
Which object experiences greater force in a collision?
more massive object
less massive
the force is always equal
In which direction do forces go during a Collison?
same
oppsite
it depends
Which car experiences a greater force in this collision?
red
blue
the same
Which car experiences a greater change of velocity in this collision?
red
blue
the same
When two objects collide, the force is always:
equal and in the same direction
equal and in opposite directions
unequal and in the same direction
unequal and in opposite directions
A car collides with a bike on the street. Which object experiences a greater force?
the car because it has a greater mass
the bike because it has a lesser mass
they experience the same force
the friction absorbs all the force
After the collision, how does the pod’s motion compare to the motion of the space station?
The pod is moving faster than the space station.
The pod and the space station are moving at the same speed.
The pod is moving more slowly than the space station.
In "Iceworld Revenge", car 2:
went off the cliff
did not go off the cliff
In Claire's test, car 2:
went off the cliff
did not go off the cliff
Which of these substances has the highest amount of friction?
ice
plexiglass
rubber
they are all equal
Which type of mechanical energy refers to stored energy?
potential
kinetic
both
neither
Which type of mechanical energy refers to moving energy
potential
kinetic
both
neither
Energy can do which of the following things?
created
destroyed
both
neither
Energy is the ability to do what?
movement
change
work
talking
Energy _________________ from one form to another
moves
changes
transforms
stays
A ball flying through the air has _____________ energy.
potential
kinetic
both
neither
A bird sitting on the roof has _______________ energy.
potential
kinetic
both
neither
A car driving on the highway has _______________ energy.
potential
kinetic
both
neither
A fan turned of has _______________ energy.
potential
kinetic
both
neither
Which of these are part of a scientific argument?
claim
evidence
reasoning
all of the above
What is the part of a response that explains how your evidence supports your claim?
claim
evidence
reasoning
conclusion
Which of these are not part of a strong scientific argument?
begins with a question
has a claim that proposes an answer to a question
has evidence that supports the claim
uses a lot of opinion
What do scientists do as related to the natural world?
ask questions
gather information
both
neither
What is the main problem we tried to solve in this unit?
what has energy?
how can we get power to rescue workers?
how can we save people?
what is life?
Do batteries have energy?
yes
no
sometimes
unknown
Which of these is a type of energy?
kinetic
potential
thermal
all of the above
Which of these are not part of good annotations?
organized
underlining random words
asks questions
clearly read all of the text
Which of these is not a reason people do not have access to energy?
no electrical grid nearby
lack of money
do not have necessary wires
do not want energy
What is the name of this energy invention?
little sun lamp
hollow flashlight
candle
none of the above
What part of the body did the hollow flashlight get its energy from?
stomach
head
hand
foot
Which of these claims is true?
objects make their own energy
objects get energy from other objects that have energy
only living things have energy
all of the above
What is the definition of a generator?
a machine that can convert, or change, kinetic energy into electrical energy.
a type of kinetic energy
a type of potential energy
none of the above
Which type of energy is most commonly present in a battery?
kinetic
potential
electrical
none of the above
Food that has already been eaten and digested most likely represents which type of energy?
kinetic
potential
both
neither
Food that you see in the aisles at a supermarket most likely represents which type of energy?
potential
kinetic
both
neither
Where did the battery get its energy from?
flywheel
crank
generator
none of the above
Where did the flywheel get its energy from?
crank
generator
battery
none of the above
True or False: The energy that the humans use to power the crank is created by humans.
True
False
"to move from one object to another or one place to another" defines which Science term?
transfer
convert
both
neither
"to change from one type to another" defines which Science term?
transfer
convert
both
neither
Going from a battery to a flashlight in an energy transfer diagram would represent which of these?
transfer
conversion
both
neither
Going from the sun to a battery in an energy transfer diagram represents which of these?
transfer
conversion
both
neither
Which of these is a downside of the hand crank flashlight for the rescue workers?
easy to use
mobile
doesn't require sunlight
takes a long time to charge
Where does the energy get stored as potential energy in most of the devices that we looked at?
generator
lightbulb
battery
none of the above
Which of these is VERY clearly not a good solution to the rescue workers problem?
hand crank
backpack
knee brace
bicycle
Which of these is not one of the energy inventions that we looked at?
bicycle
hand crank
elephant
knee brace
Which of these sources is likely to be the least reliable?
newspaper
magazine
commercial
news
True or False: You should buy the Ed-You-Swivel chair just based on what you see in an Ed-You-Energy commercial.
True
False
True or False: Information you see in commercials is always false.
True
False
True or False: A competitor of a company saying something bad about a product is reliable.
True
False
