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Worksheetsscience force
Total questions: 71
Worksheet time: 1hrs 14mins
Balanced force
when objects touch
to apply
when the forces exerted on opposite sides of an object are equal in strength
when the forces exerted on opposed sides of an object are NOT equal in strength.
contact
when objects touch
the path along which an object moves
pull
push
to Exert energy means to ________
apply a force
repel a force
pull
push
This is an example of a _____
pull
gravity
push
lift
This is an example of a _______
push
gravity
lift
pull
A force that pulls objects toward Earth is ________
push
gravity
pull
friction
A push and a pull on an object is an example of a _______
mean thing to do
gravity
force
speed
A force exerted by a magnet that can cause it to attract objects made from certain kinds of metal and attract or repel other magnets is a __________.
magnetic force
strong force
electric force
unbalanced force
The picture represents a forces exerted on opposite sides of an object that are not equal in strength.
seesaw
magnetic force
unbalanced force
balanced force
Given the definition, select the correct vocabulary word: to pull towards each other
permanent magnet
temporary magnet
attract
repel
Given the definition, select the correct vocabulary word: to push away from each other
permanent magnet
temporary magnet
attract
repel
During an investigation a class observed that a spoon was attracted to magnets. What can they infer about the spoon?
It is made of magnets.
It is made of aluminum.
It is made of iron.
It is made of plastic.
The chart below shows forces and the objects in which the forces act between. Select the object that is missing.
any object
earth
the ground
air
Which statement explains what caused the truck to move in trials 3 and 4?
When one student pushed with more force than the other student, the truck rolled.
When both students pushed with the same force, the trucked rolled to the right or the left.
Josh is getting ready to do an investigation. He want to move an object using touching forces. Which test will show that touching force moves objects.
He could drop a feather from several height and see how fast it falls.
He could push a toy car into a tower of wooden blocks until the objects collide.
He could run a balloon over his shirt and hold it over his head to make his hair stand up.
he could us a magnet to pull a stack of paper clips from one end of the table to the other.
This girl is about to hit this volleyball. Predict the path of the volleyball after the girl hits it.
It will go up.
It will go down.
It will go backwards.
It will stay in the air.
Which kind of force is happening in this picture?
balanced force
unbalanced force
magnetic force
non touching force
What kind of force is shown in this picture?
balanced force
magnetic force
unbalanced force
non touching force
____________ is the push or pull between two magnets, or the pull of a magnet on some kinds of metal.
force
magnetic force
attract
repel
____________ is the information that helps explain something or answer a question.
observe
evidence
attract
repel
When we ______________we use any of our five senses to gather information about something.
explain
balance
repel
observe
A _________________ is a push or pull.
swing
force
gravity
train
______________ is the pull between Earth and other objects, which acts even without touching.
gravity
magnets
repels
explain
A ________________ force is a force that acts between two objects that are touching each other.
non-touching
magnet
touching
obsevation
To _____________ is to push an object away without even touching it.
force
gravity
attract
repel
A ________________ force is a force that acts between objects that are NOT touching each other.
obsevational
evidence
non-touching
touching
To _____________ is to pull on an object, even without touching.
repel
attract
evidence
observe
to apply force
exert
speed
infer
mass
A ________ is a force that acts between objects that are touching each other.
Touching Force
Non-touching Force
A ______ is a force that acts between objects that are not touching each other.
Touching Force
Non-touching Force
______ is the push or pull between 2 magnets, or the pull of a magnet on some metals.
Force
Repel
Attract
Magnetic Force
Information that scientists collect from an investigation is called _____.
Data
Force
Study
Magnets
Which 2 objects are attracted to a magnet?
Eraser & Paper clip
Scissors & Paper clip
Paper & Paper clip
When we throw anything in air it always falls down because of _____
Friction
Gravity
Solid
motion
What happens to the strength of the magnetic attraction as objects get farther away from each other?
the strength decreases
the strength increases
Hoverboards work by balancing which two forces?
spring and gravity
magnetic and buoyant
gravity and magnetic
If forces are balanced and then a force is changed, the forces become unbalanced. What will this cause an object to do?
start moving
stay steady
change color
If forces are balanced and then a force is changed, the forces become unbalanced. What will this cause an object to do?
start moving
stay steady
change color
Some magnets need electricity to work, they can be turned on and off. What are these magnets called?
gravity
electromagnets
force
An electromagnet is made with...
clay, sand, and rocks
coiled wire and a source of electric charge, such as a battery
cardboard, tape, and yarn
What object is not made up with electromagnets?
hairdryer
doorbell
speakers
sneakers
When an electromagnet is turned off, the magnetic force...
stops and it no longer attracts or repels other objects
remains the same and continues to attract or repel other objects
If a tractor has an electromagnet being used to lift heavy scrap metal, why would the scrap metal fall?
the magnet was turned on
the magnet was turned backwards
the magnet was turned off
Ideas about magnetic forces can help people think of new inventions.
True
False
Gravity is a _____________ force
non-touching
touching
Gravity is _________ force.
repelling
attracting
both repelling and attracting
Gravity pulls objects.....
to the right
to the left
towards the center of earth
gravity can't pull on objects, only people can
Gravity's force involves ________ and any other object.
an object
the moon
force
Earth
Earth's gravity has this effect on us.
It lets us float.
It pulls us to the Earth.
none because we are too small for it to affect us.
It moves us around in a circle.
If a ball is hit into the air, what will happen to it eventually?
It will stay in the air forever.
It will go backwards.
It will come back down.
A ball can not be hit into the air.
Which of the following is not an example of gravity?
A rock rolling down a hill.
Rain falling straight down from the sky.
A helium balloon rising into the air.
Gravity and magnetic forces are the same because.....
they are touching forces and can attract objects
are touching forces and can repel objects
are non-touching forces and can repel objects
are non-touching forces and can attract objects
Gravity and magnetic forces are the same because.....
they are touching forces and can attract objects
are touching forces and can repel objects
are non-touching forces and can repel objects
are non-touching forces and can attract objects
Gravity and magnetic forces are different because.......
gravity can not repel objects
magnetic forces can not repel objects
magnetic forces can only attract objects but gravity can attract and repel objects
_____has the strongest gravitational pull.
Moon
Earth
Electromagnet
Circle magnet
All objects with mass have a gravitational pull.
True
False
Why is gravity important?
It keeps us on the ground.
It keeps the planets orbiting (going around) the sun.
It keeps the moon orbiting (going around) the Earth.
all of the above
The moon has a stronger gravitational pull than the Earth.
True
False
A contact force is from
objects physically touching
far apart objects
not touching object
always a pull
A non-contact force is between
two objects that aren't touching
two objects that are touching
the ground and wheels
you and me
The three examples pictured are of
Non-contact Forces
Contact Forces
The force between the phone and the mount is a
contact force
non-contact force
The force between the two people through the rope is
Contact Pull
Non-contact Pull
Contact Push
Non-contact Push
Gravity is a
Contact Force
Myth
Non-contact Force
Magnetic Force is an example of ____________ force.
contact
non-contact
balanced
unbalanced
A contact force is from
touching objects
far apart objects
not touching object
always a pull
The repelling or attracting force between a magnet and a iron.
Magnetic Force
Electrical Force
Gravity
speed or
kinetic energy
acceleration
Is the force of attraction that causes an apple to fall to the ground
Tension force
Applied force
Gravitational force
Normal force
