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...

Journey to the Galapagos to see how cold-blooded iguanas keep themselves warm.
<

br/>

Physical processes -Energy and energy transfer -


Heat transfer />

Learning Points
The Sun's heat energy...

How do insulators manage to keep the heat both in and out?
<

br/>

Material processes - Changing material
s

- Insulation />

Learning Points
Insulators do not allow
e

nergy to pass easily through...

How do these flasks work to keep drinks at a constant temperature?
<

br/>

Material processes - Changing material
s

- Insulation />

Learning Points
Thermal insulators do not allow heat e
n

ergy to...

Find out how to construct a series circuit.
<

br/>

Physical processes - Electricity and magnetism - Series and par
a

llel circuits />

Learning Points
Series circuits conne
c

t components along a...

An insight into how our bodies maintain a constant internal temperature – no matter the temperature of the surroundings.
<

br/>

Physical processes -Energy and energy transfer - Heat a
n

d temperature />

...

Erupting volcanoes are a captivating example of materials changing state.
<

br/>

Material processes - Solids, liquids and gases - Ch
a

nges of state />

Learning Points
Molten


rock underground is...

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...

Fireworks are a feast for the senses, but what creates those amazing colours?
<

br/>

Material processes - Changing mater
i

als - Burning />

Learning Points
Burning requires oxygen, a
f

uel source...

Discover that heat energy can turn a solid metal into liquid.
<

br/>

Physical processes - Energy and energy transfer - Heat a
n

d temperature />

Learning Points
Heat energy always trav
e

ls from a...

Discover why Earth is the only planet where life is known to exist.
<

br/>

Physical processes -The Earth and beyond - Th
e

Solar System />

Learning Points
The Earth is the only known planet with...

Why does metal expand when it gets hot?
<

br/>

Material processes - Changing materials - Expansion
a

nd conduction />

Learning Points
Conductors are materials that allow
e

nergy to flow easily...

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...

Find out how energy can be wasted as heat when a racing car brakes.
<

br/>

Physical processes -Energy and energy transfer - Energy
t

ransformation />

Learning Points
Energy can be


transformed...

This film explores how the world's climate has changed over time and how human activities have accelerated this natural process.
<

br/>

People and places -Environmental awareness and care - Environ
m

ental changes...

Materials change state all the time, but how and why?
<

br/>

Material processes - Solids, liquids and gases - Ch
a

nges of state />

Learning Points
Melting is the cha
n

ge of state from solid to...

Investigate the ways in which heat can be transferred.
<

br/>

Physical processes - Energy and energy transfer -


Heat transfer />

Learning Points
Conduction is the transfer of en
e

rgy from one...

What is the secret to growing tropical fruit in Iceland's cold, barren climate? I travel to Hveragerði, Iceland, to find out.<br/>

I went to the House of Marbles in Newton Abbot to catch up with glass-maker Paul and learn how to make my own multi-coloured glass marble!

Learn about the different innovations in alternative energy and renewable energy such as solar power, wind power, geothermal power, and hydroelectric power, and how they are changing the world today.

This video explains the process of nuclear fission and how it powers nuclear reactors to produce electricity. Learn how uranium atoms are split to create heat, which then drives steam turbines to generate energy, all while avoiding...

Discover how Earth formed over 4.6 billion years ago, from a cloud of dust and gas to a planet with continents. Learn about the process of continental drift and how it shaped the seven continents we know today.



The 7...

This video explains the ripple effects of rising global temperatures, including more frequent droughts, wildfires, and extreme weather events like hurricanes. Discover how changes in the climate affect water availability, agriculture,...

This video explores the basics of climate change, focusing on the difference between weather and climate and the role of greenhouse gases. Learn how fossil fuels and carbon emissions contribute to global warming and the greenhouse...