WorksheetsY3 - Force and magnets
Total questions: 72
Worksheet time: 49mins
Name the piece of equipment that tells you where ‘north’ is.
(a)
Fill in the missing words.
Like poles __________. Opposite poles __________.
(a)
Tick the possible effects that forces can have. Forces can make things:
slow down
evaporate
start to move
speed up
stop
List three surfaces a car may struggle to move on due to not having enough friction.
grass
cement
gravel
sand
Different __________ create different amounts of __________. This depends on the __________ of the surface, the object and the __________ between them.
friction, surfaces, force, roughness
surfaces, friction, roughness, force
roughness, surfaces, friction, force
force, roughness, friction, surfaces
In which of the options below do both objects have a north and a south pole? Tick the right answer.
magnets and batteries
magnets and the Earth
batteries and the Earth
Write true or false after each of these statements.
Repulsion is a force that pushes objects together.
True
False
Write true or false after each of these statements.
When a north pole is placed near the south pole of another magnet, the two poles repel.
True
False
Write true or false after each of these statements.
When a north pole is placed near the north pole of another magnet, the two poles repel.
True
False
Write true or false after each of these statements.
A magnetic field is invisible.
True
False
Choose few metals from the box that are magnetic.
iron
cobalt
gold
nickel
steel
Circle the correct word from each box:
A force is a (sound / push) or a (smell / pull) acting on an (object / order). Forces can make objects (start / grow) or (burn / stop) or go (quicker / quieter) or (slower / quieter).
(a)
Write push or pull in each row below.
Q) Jumping on a trampoline.
(a)
Write push or pull in each row below.
Q) Hitting a ball with a bat.
(a)
Write push or pull in each row below.
Q) Getting ready to fire an arrow.
(a)
Write push or pull in each row below.
Q) A car taking a trailer somewhere.
(a)
Write push or pull in each row below.
Q) Tying shoe laces.
(a)
Write start or stop in each row to finish this table:
Q) Pulling your brakes on your bike.
(a)
Write start or stop in each row to finish this table:
Q) Kicking a ball.
(a)
Write start or stop in each row to finish this table:
Q) A piece of toast landing on the floor.
(a)
Write start or stop in each row to finish this table:
Q) Pedalling a bike.
(a)
Write start or stop in each row to finish this table:
Q) Throwing a paper aeroplane.
(a)
Where is the pushing force coming from in this picture?
(a)
Where is the pulling force coming from in this picture?
(a)
Circle the metals that magnets can pick up:
(Gold, Cobalt, Iron, Copper, Aluminium, Silver, Steel, Nickel)
(a)
Write attract or repel on these bar magnets below:
(a)
Write attract or repel on these bar magnets below:
(a)
Write attract or repel on these bar magnets below:
(a)
Name 6 types of magnet
(a)
A compass uses magnetism. Which way does a compass always point?
(a)
If we do an investigation on different magnets to see how far away they were before they picked up a paper clip, what would we find out about the magnets?
Magnet strength
How strong the magnet is
Strength
The strength of the magnetism
Which is the strongest magnet?
(a)
Which is the weakest magnet?
(a)
What is 'Gravity'?
is the resistance between two surfaces that are in contact with each other.
is the force pulls objects downwards towards the central of the Earth.
pushes against moving objects.
is the force that pushes an objects upwards.
is a force that attracts or repels magnetic objects, often without direct contact.
What is 'Friction'?
is the resistance between two surfaces that are in contact with each other.
is the force pulls objects downwards towards the central of the Earth.
pushes against moving objects.
is the force that pushes an objects upwards.
is a force that attracts or repels magnetic objects, often without direct contact.
What is 'Air Resistance'?
is the resistance between two surfaces that are in contact with each other.
is the force pulls objects downwards towards the central of the Earth.
pushes against moving objects.
is the force that pushes an objects upwards.
is a force that attracts or repels magnetic objects, often without direct contact.
What is 'Buoyancy'?
is the resistance between two surfaces that are in contact with each other.
is the force pulls objects downwards towards the central of the Earth.
pushes against moving objects.
is the force that pushes an objects upwards.
is a force that attracts or repels magnetic objects, often without direct contact.
What is 'Magnetism'?
is the resistance between two surfaces that are in contact with each other.
is the force pulls objects downwards towards the central of the Earth.
pushes against moving objects.
is the force that pushes an objects upwards.
is a force that attracts or repels magnetic objects, often without direct contact.
lever
gravity
friction
buoyancy
resistance
friction
water resistance
air resistance
gravity
lever
air resistance
friction
buoyancy
buoyancy
water resistance
streamlined
resistance
water resistance
wing resistance
buoyancy
resistance
balanced
air resistance
pulley
lever
lever
resistance
streamlined
balanced
resistance
balanced
pulley
lever
pulley
wing resistance
lever
balanced
lever
pulley
buoyancy
resistance
lever
pulley
mechanism
wing resistance
What are the two ends of the magnet called?
(a)
A force is a push or pull.
True
False
Friction is a force.
True
False
More friction is caused when an object moves over a smooth surface.
True
False
Astronauts float around in space because there is less gravity.
True
False
A car towing a trailer is using a push force.
True
False
Gravity is the force that pulls things towards the center of the earth.
True
False
Forces include push, pull, friction, gravity and magnetism.
True
False
Having less friction is good for ice skating, skiing, and water slides.
True
False
A force can change the motion, direction and shape of objects.
True
False
What are the two forces acting on a person standing still and not moving?
Downward gravitational pull force and an upward push force from the ground.
water resistance and magnetism
Friction wand water resistance
Once you have thrown a ball it will eventually slow down because of __________
Air resistance and the Earth's gravity
Water resistance and magnetism
Its weight and shape
Two magnets' north poles facing each other will __________
Attract
Repel
Do nothing
Forces make things move. Whenever an object starts to move or moves faster, it is a force making this happen. Forces can also make things stop moving or slow down.
True
False
These surfaces all exert a force on the bicycle. This force is called friction.
Friction is a force that holds back the movement of an object. Friction acts in the opposite direction to the movement of the object.
True
False
What is this a definition of?
A force that acts between two surfaces or objects that are moving across each other.
gravity
magnetic field
friction
What are the names of the poles found at each end of a magnet?
north and east
north and south
east and west
Which of these words describes an object that is attracted to a magnet?
magnetic
smooth
cold
What does this picture represent?
the magnetic field around a magnet
the magnetic fields around a magnetic object
gravitational field
Which of these will cause the most friction for a football being kicked across it?
smooth wooden floor
gravel path
tarmac road
Complete this sentence. A force being applied to an object can make it .
stop moving
change colour
grow
Which of these objects is NOT magnetic?
nail
needle
glass
Which of these objects is magnetic?
nuts and bolts
plastic bottle
cricket bat
