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WorksheetsFORCES AND MAGNETISM 4TH GRADE
Total questions: 30
Worksheet time: 17mins
Can we see forces?
¿Podemos ver las fuerzas?
yes
no
sometimes
maybe
Effects forces can have on things:
efectos que las fuerzas pueden tener en los objetos.
break an object
change its shape
make it healthier
not change
start moving
CONTACT FORCE
move without touching
move by touching
opposite and equal in size
not equal in size
PUSH FORCES
Crushing a can in your hands Aplastar una lata con las manos
Kicking a soccer ball Dar una patada a un balón
GRAVITY
moving the school bag
mover la mochila
slowing down your dog
hacer que tu perro vaya más despacio
UNBALANCED FORCES
Two equally strong girls tie in an arm wrestle Dos chicas igual de Fuertes echando un pulso
Two teams tie in a tug of war competition Dos equipos compitiendo tirando de la cuerda
Two forces are opposite and equal Dos fuerzas son opuestas e iguales
make things move
hacen que las cosas se muevan
CONTACT FORCES
GRAVITY
Using a shopping cart in the supermarket Usar un carrito en el supermercado
MAGNETISM
kicking a ball
MAGNETISM
NON CONTACT FORCE
CONTACT FORCE
PUSH AND PULL FORCE
A FORCE THAT MAGNETS HAVE
ONLY PULL FORCE
MAGNETS CAN BE NATURAL OR MAN-MADE
NATURAL
MAGNETITA
NATURAL
IRON AND STEEL
MAN-MADE
IRON AND STEEL
MAN-MADE
MAGNETITA
HOW DO MAGNETS WORK? ¿Cómo funcionan los imanes?
THEY HAVE A MAGNETIC FIELD
THEY ATTRACT OBJECTS MADE OF IRON OR STEEL
THEY HAVE TWO POLES: NORTH AND SOUTH
THEY ATTRACT OBJECTS MADE OF METAL
SAME POLES REPEL AND DIFFERENT POLES ATTRACT
MAGNETIC
BALL
METAL SCISSORS
BOOK
KEY
Forces make things move or stay still.
TRUE
FALSE
I DON'T KNOW
MAYBE
All forces require contact
TRUE
FALSE
I DON'T KNOW
MAYBE
Magnetism and gravity are non-contact forces.
TRUE
FALSE
I DON'T KNOW
MAYBE
When opposite forces are equal they are balanced
TRUE
FALSE
I DON'T KNOW
MAYBE
Balanced forces make an object move
TRUE
FALSE
I DON'T KNOW
MAYBE
Magnets have a force called
GRAVITY
MAGNETISM
PUSH
BALANCED
Some magnets are natural but most magnets are
MAN-MADE
SMALL
BIG
PRETTY
Most magnets are made from iron and
METAL
STEEL
MAGNETITE
ROCK
Around them magnets create a…
MAGNETITE
MAGNETIC FIELD
PUSH FORCE
IRON FILINGS
All magnets have two poles:
NORTH POLE
CHOCOLATE POLE
STRAWBERRY POLE
SOUTH POLE
Opposite poles of a magnet
REPEL
DANCE
ATTRACT
NORTH
Same poles of a magnet
SOUTH
NORTH
ATTRACT
REPEL
EQUAL
MAGNETS IN OUR LIVE
¿Para qué se utilizan los imanes?
RECYCLING MATERIALS
FRIDGE DOOR
TO CLOSE A BAG
PENCIL
Two opposite forces are equal.
PUSH
PULL
BALANCED
UNBALANCED
A _______force moves something away
PUSH
PULL
BALANCE
NON-CONTACT
A _______force moves something closer
PUSH
PULL
BALANCE
NON-CONTACT
One object moves another by touching
PUSH
PULL
BALANCED
CONTACT
NON-CONTACT
The force moves an object without touching it.
PUSH
PULL
BALANCED
CONTACT
NON-CONTACT
Forces can change the shape of an object or break it
TRUE
MAYBE
FALSE
I DON'T KNOW
A force applied to an object can change its shape or even break it. The result depends on...
Una fuerza aplicada a un objeto puede cambiar su forma e incluso romperlo. El resultado depende de...
the material of the object
the number of objects
the amount of force applied
the temperature
