KS2 Demonstration Disk

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Key Stage Two
Science
Resource
Types of food
Meat
Fish
Fats
Starches and sugars
Fruit
Vegetables
Taken from Unit 3A – Teeth and eating
Height (cms)
Investigation: Do plants
need leaves to grow well?
40
35
30
25
20
15
10
5
0
1
6
Taken from Unit 3B – Helping plants grow well
Days
11
16
Things made from plastic
packaging
flower pot
dustbin
Here are objects that are all made out of
PLASTIC
ballpoint pen
bottle
water pipes
Taken from Unit 3C – Characteristics of materials
Useful words to describe rocks
sharp
large
rough
crumbly
light grey
grains
yellow
fine
brown
smooth
black
dull
red
Sandstone
dark grey
shiny
Sandstone
blue
miniscule
crystals
angular
white
Taken from Unit 3D – Rocks and soils
pink
jagged
Where are springs used?
A TRAMPOLINE has springs round
the edge to make it bouncy
The spring in a SPRAY CAN
pushes the button back up
when you release it
Taken from Unit 3E – Magnets and springs
Light and dark
This is because light
travels in
STRAIGHT LINES
In this tube there is a
straight line from
one end to the
other
In this tube there is
only a straight line
UP TO HERE
The light CANNOT go
any further
Taken from Unit 3F – Light and shadows
Growing bones
Look at this
skeleton you can
see that the HEAD
takes up about
ONE SIXTH of his
HEIGHT
How does this
compare with a
young child?
Taken from Unit 4A – Moving and growing
In which of these habitats would you find a
chimpanzee?
A Desert
B Arctic
C Rainforest
D Ocean
Taken from Unit 4B – Habitats
Drying washing
To
To dry
dry things,
things, you
you
want
want them
them to
to
have
large
blow
in athe
wind,
surfacegetting
area
without
creased
Taken from Unit 4C – Keeping warm
Making filter coffee
Coffee beans
cannot pass
through the
filter paper
Some of the
coffee
dissolves in
the water
and can pass
through the
filter
Taken from Unit 4D – Solids, liquids and separating
What does a parachute do?
Taken from Unit 4E – Friction
Electricity flowing in a circuit
ELECTRONS are
always in the
wire just like
water is always
in this pipe.
The water pump
makes the water
flow, just like a
battery makes the
electricity flow.
Taken from Unit 4F – Circuits and Conductors
Balanced meals
This is an Indian meal
rice
naan bread
Taken from Unit 5A – Keeping healthy
chicken
curry
vegetables
Plants with flowers
Tomato
Runner bean
Buttercup
These plants are all in FLOWER
Mallow
Taken from Unit 5B – Life cycles
Strawberry
Cherry
Particles in solids
In a SOLID the
molecules
vibrate
In a LIQUID the
molecules
vibrate more
In a GAS the
molecules
move around
quickly
The way the TINY particles in the substances
move matches with the PROPERTIES of the
SOLIDS, LIQUIDS and GASES
Taken from Unit 5C – Gases around us
How can you smell?
If you open a bottle of perfume, you will
This soon
is because
asatthe
evaporates
smell it
theperfume
other side
of the
the molecules escape
room into the air and
travel to your nose – and everyone elses!
Taken from Unit 5D – Changing state
How big are the moon, the sun
and the Earth?
Beachball
Sun
Pea
Bead
Earth
Moon
This show the
BEST MATCH for
the Sun, the
Earth and the
Moon
Taken from Unit 5E – Earth, Sun and Moon
High, low, loud and soft
Musical sounds can have a…
Tuba
Flute
HIGH pitch
Timpani
HIGH volume (LOUD)
Taken from Unit 5F – Changing sounds
LOW pitch
Harp
LOW volume (QUIET)
Food chain
Seaweed
Seaweed is a PRODUCER.
It actual makes food
Seals are
CONSUMERS.
They consume
(eat) the fish
provides food for
Fish
Fish are
CONSUMERS.
They consume
(eat) the
seaweed
provide food for
Seals
provide food for
Polar bears are
CONSUMERS.
They consume (eat)
the seals
Taken from Unit 6A – Interdependence and adaptation
Polar Bears
Mouldy food
Mouldy cheese
Mouldy bread
Mould on a
kitchen spoon
As food gets OLDER the microbes
in the food MULTIPLY and make
the food go MOULDY
Many MOULDS could make you ill
if you eat them
Taken from Unit 6B – Micro-organisms
Mouldy fruit
Using a line graph
Time (seconds)
60
50
40
30
20
This shows that at 25ºC, the
time taken to dissolve would
be about 45 seconds
10
0
0
10
20
30
40
Temperature (ºC)
Taken from Unit 6C – More about dissolving
50
60
Irreversible changes
eggs
egg in shell
whisked egg
fried egg
Taken from Unit 6D – Reversible and irreversible changes
plaster of paris
powder
solid plaster
of paris
Dropping a football
When you release a
football from a height it
will fall downwards
because of the FORCE
OF GRAVITY
A ball is ROUND and
SMOOTH so that the AIR
can move past it quite
easily
So the FORCE of AIR
RESISTANCE trying to
stop the ball from falling
is quite small
Taken from Unit 6E – Forces in action
Large
force of
GRAVITY
Small force
of AIR
RESISTANCE
Light travels from a source
There are actually many RAYS OF
LIGHT bouncing off the object but
the diagrams become too
complicated if you put them all in
Taken from Unit 6F – How we see things
Which run on battery?
Taken from Unit 6G – Changing circuits
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