Tag Archives: energy

P3.2 Energy Resources


Short (less than 5 minute) video clip from BBC iScience – Nuclear Fusion, the passionate Jon Chase explains Fusion in Stars in 4m 30s & GCSE Bitesize revises Fusion & Fission in a 4m video.


Science in Focus – Electricity Generation 1 – fossil fuels (19m 15s):

A short (2m 16s) video clip on Generating Electricity from Clipbank & a 4m video clip from the National Grid – Where energy comes from.


Science in Focus – Electricity Generation 2 – alternative fuels (19m 15s):

Two videos on Hydro-electric power: a short (3m) clip on Hydroelectric Power from Clipbank & Science in Focus – Electric City Hoover Dam (19m 18s).

BBC KS4 Class Clips – Wind Farms – a 6m 36s video.

Fossil fuels versus solar energy in Jamaica (a 4m 35s video) & The Challenge of Solar Energy – Inside Science – a 13m 46s video.

Energy & Recycling in California – hydrogen fuel cars & wind turbines – a 14m video.

A short video clip from BBC iScience – Nuclear Fission & one from Horizon – How Nuclear Power works (1m 29s).

Inside Science – Build your own Nuclear Reactor – a 13m 40s video.

BBC Short Circuit – a risky business – an 18m 43s video on nuclear power.

8B Respiration

Breathing videos – The Human Body: Breathing (11m 42s); BBC Curriculum Bites: Breathing (1m), Breathing 2 (1m 25s), Breathing 3 (3m).

Scientific Eye – Energy for Life – a 19m 9s video:

Science in Action – Respiration – a 19m 13s video.

Want2TlkScience? –Respiration – a 6m 27s video.

Scientific Eye – Breathing – a 14m 18s video.

KS3 Bitesize foundation level – Humans as Organisms part 1 – a video covering nutrition & the digestive system, the skeletal system & how muscles work, then finally the process of Respiration and the Respiratory System.

A nice simplied powerpoint and here’s a 4m 25 s video: The Human Body – Heart & Circulation .

7I Energy Resources

KS3 Bitesize foundation level – Energy Resources – a video covering the different forms of Energy & Energy Resources. 

Energy 101: Electricity Generation, a 5m 19s video explaining different fuels, thermal power generation, transmission and the grid; Generating Electricity – a 1m 35s video explaining how electricity can be generated using fuel, a boiler, water, steam, turbine and generator; Hydroelectric Power – a 2m 11s video.

Science in Action: Energy – a 19m video;  Scientific Eye: Fuels (19m 10s) and Energy (19m 48s).

8.2 Cell Respiration

BioKnowledgy 8.2 Cell respiration AHL from Chris Paine.

Find a video lesson on this sub-topic at Dan Rott videos.

8.1 Cell Respiration essay qus

Paul Andersen covers the processes of aerobic and anaerobic Cellular Respiration in a 14m 14s tutorial.

Short, simple animations to show mitochondrial electron transport, ATP synthase & ATP synthase mechanism

Here are some fantastic animated tutorials from McGraw Hill Education – how glycolysis works, how NAD+ works, how the Krebs cycle works, the ETC & ATP synthase & proton pump & ATP synthase.

Wiley have a number of Interactive Animations about Cell Respiration that take you through it step-by-step; just click on ‘Glycolysis’ or ‘Citric Acid Cycle’ or ‘Oxidative Phosphorylation’ in the link.

Another animated tutorial of the ETS is here.

How Cells Obtain Energy a 14m 2s vid from 2004:

Powering the Cell: Mitochondria, a 2m 9s visual treat from Harvard University; and here is part of it with narration.

Mr W sings the Glycolysis! rap and then the Kreb’s! rap.



Animal mitochondrion structure & the human mitochondrial genome (click to enlarge)





B10 Energy Flow in Ecosystems

For self-assessment questions, with exercises and discussions, just click on the correct topic at Biology GCSE & IGCSE Question Bank. A powerpoint can be downloaded from the same site here. The s-cool revision site lets you revise the topic, summarizes the topic & tests you on it. Skoool gives you a lesson, including progress questions, for each Biology topic but you’ll need sound on for it. And both these sites –  GCSE Bitesize & GCSE Bitesize – have revision pages (that take you through the topic), a test and an activity. 

B10 Revision notes in downloadable word format and here are some key terms and definitions: Key Terms B10

GCSE Bitesize covers Living Things in their Environment in 16m 44s.

ECOLOGY (food chains, food webs & trophic levels):

What is an ecosystem? video from The Virtual School:

What is a trophic level? video from The Virtual School:

Mr W sings Food Chains.


Science Bank 10 (Energy Cycles in Nature): Part 1 – Energy transfer in nature – food chains & energy flow through them (to 5m 25s); Part 2 – the Carbon cycle (to 10m 55s):


A short (2m 26s) vid from Clipbank – Recycling Nutrients & Dr Yan’s Rotting Food time lapse from Bang Goes the Theory (1m14s). What happens to your body after you die? – Instant Egghead video (2m 10s).

The Carbon Cycle: Carbon Cycle Video – Lesson Starter (3m), Carbon Cycle cartoon by Sofia (Climate Champion, 2006) & GCSE Bitesize – The Carbon Cycle (2m 41s). Finally, Mr W sings ‘7 ways to reduce carbon’:

How wolves change rivers (a nice intro to Ecology):


IGCSE Biology: Coursebook, chapter 15, pp. 218- 224

C6 Syllabus Statements

GCSE Bitesize has revision pages (that take you through the topic), a test and an activity, just scroll down to Exothermic & Endothermic Reactions.

GCSE s-cool – electrolysis includes Energy Changes in chemical reactions – revision notes & animations.

For Doc Brown’s Chemistry quizzes, word-fills, crosswords and study notes go here and just scroll down.

C6 Energy Changes in Chemical Reactions

A 3m41s vid on Endothermic & Exothermic Reactions (Bitesize Top 20 Demos):

Science Bank (Reactions & Energy Changes): part 1 – exothermic & endothermic reactions (just the first 4m 40s):

BBC Short Circuit Energy Changes – a 19m video.


Complete Chemistry for Cambridge IGCSE, chapter 9, pp.114 – 115