What is it? ... It's a car exhaust!
<

br/>

People and places - Human impact on the environment - Pol
l

uting the air


A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are...

What is it? … It's a hang glider!
<

br/>

Material processes - Solids, liquids and gases - Characte
r

istics of air


A Twig Tidbit Film - Jigsaw. An image is slowly revealed as pieces of the jigsaw are...

Find out how plants make their own food using sunlight, water and air. This is called photosynthesis.
<

br/>

Living things - Amazing plants - What d
o

plants need? />

Learning Points
What do...

What do plants need to grow? They need sunlight, water, air and soil.
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br/>

Living things - Amazing plants - What d
o

plants need? />

Learning Points
What do plants need to g
r

ow? Sunlight, water,...

Did you know that each water molecule consists of two hydrogen atoms and one oxygen atom?
<

br/>

Material processes - Solids, liquids and gases - Characteri
s

tics of water />

Learning Points
The...

A balloon is pumped full of gas ... what happens next?
<

br/>

Material processes - Solids, liquids and gases - Characte
r

istics of air />

Learning Points
A ba
l

loon expands when pumped with...

Did you know that the hot air above the Earth expands and bends light, causing a heat haze?
<

br/>

Material processes - Changing materials - Expansion
a

nd conduction


A Twig Tidbit Film - Did you know? A...

Did you know that steam is actually made up of the invisible gas water vapour?
<

br/>

Material processes - Solids, liquids and gases - Ch
a

nges of state />

Learning Points
Steam is made up


of water...

Witness the devastating effects of hurricanes and how they form over water.
<

br/>

Material processes - Solids, liquids and gases - Characte
r

istics of air />

Learning Points
Hurricanes a
r

e storms...

Six types of transport are shown on screen ... can you spot which are non-polluting?
<

br/>

People and places - Human impact on the environment - Pol
l

uting the air />

Learning Points
Walking,...

Did you know you are one big walking talking chemical reaction?
<

br/>

Material processes - Changing materials - Chem
i

cal reactions />

Learning Points
Chemical react
i

ons happen inside the human...

Find out what makes a mixture, and what happens when materials react chemically.
<

br/>

Material processes - Separating mixtures - What


is a mixture? />

Learning Points
A mixture is formed when...

What are the three factors needed to make something burn?
<

br/>

Material processes - Changing mater
i

als - Burning />

Learning Points /

> Burning is a chemical reaction.





Burning...

Learn all about plant germination and the conditions that can affect its success.
<

br/>

Life processes - Green plants
-

Plant growth />

Learning Points
Germination is when a see
d

starts to grow...

Discover the millions of microorganisms in soil.
<

br/>

Material processes - Classifying ma
t

erials - Soil />

Learning Points
Soil is a mixture of rock partic
l

es, organic matter, air and...

What are the properties of a gas?
<

br/>

Material processes - Solids, liquids and


gases - Gases />

Learning Points
Gases do not have a fixed shape a
n

d so move to fill their container.
...

Find out how hot air balloons work.
<

br/>

Material processes - Solids, liquids and


gases - Gases />

Learning Points



Air is made up of different gases.

<

br/>
The molecules in gas...

The tallest trees on Earth have an amazing system to circulate water and nutrients.
<

br/>

Life processes - Green plants - Pa
r

ts of a plant />

Learning Points
Leaves absorb sunlight. Roo
t...

All animals have the same basic needs. Find out what they are.
<

br/>

Life processes - Humans and other animals - Humans' and other
a

nimals' needs />

Learning Points
Humans and other animals all...

Heating up the air inside a plastic bottle with hot water and then cooling it down with cold to see how balloon reacts.

Dr. Forrester explains the difference between the things we need and the things we want. She also explains the importance of shelter.

Dr. Forrester explains different types of pollution: water, air, and noise.

Dr. Forrester explains the properties of matter.

Dr. Forrester explains how thermometers and anemometers help provide information about the weather.