7 results found for physics

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00:05:00

Wave Power

by Jonathan Hare
Wave Power
for 11-14 and upwards,
Lectures | 11-14 and upwards | 10 years ago | 1677 views
Rating:

The UK coast is constantly being bombarded by sea waves.  There is a massive amount of power available from these waves.  Jonathan describes three different ways of generating electrical power from water waves.

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00:03:00

How does a transistor work?

by Jonathan Hare
How does a transistor work?
for 11-14 and upwards,
Lectures | 11-14 and upwards | 10 years ago | 2470 views
Rating:

A short video explaining how transistors work.  At the heart of our high-tech society with radios, mobile phones, computers and space exploration are tiny electronic components called transistors.  They have revolutionised electronics and in the pr....

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00:06:00

Solar Cells

by Jonathan Hare
Solar Cells
for 11-14 and upwards,
Lectures | 11-14 and upwards | 10 years ago | 5963 views
Rating:

A short video on solar cells explaining with accompanying information sheet. How they work and how Jonathan uses solar power at home.

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00:06:00

Simple Electrical Generator

by Jonathan Hare
Simple Electrical Generator
for 11-14 and upwards,
Lectures | 11-14 and upwards | 10 years ago | 1828 views
Rating:

With some simple circuitry and a homemade hand powered generator Jonathan makes AC and DC electricity that could be used for charging a mobile phone or attaching to a wind turbine.

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00:09:00

Paper Windmills

by Jonathan Hare
Paper Windmills
for 11-14 and upwards,
Lectures | 11-14 and upwards | 10 years ago | 3422 views
Rating:

Jonathan makes some simple paper windmills/turbines and experiments with a simple generator to power house hold devices such as torches, calculators and even a radio.

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00:04:00

Mobile Phone

by Jonathan Hare
Mobile Phone
for 11-14 and upwards,
Lectures | 11-14 and upwards | 10 years ago | 1811 views
Rating:

Jonathan shows us with a cheap and simple homemade demonstration how your mobile telephone generates radio waves in order for you to use it to communicate.  As you will see you can use this method to explore many aspects of your mobile phone!

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00:04:00

Electrical Generator

by Jonathan Hare
Electrical Generator
for 11-14 and upwards,
Lectures | 11-14 and upwards | 10 years ago | 1598 views
Rating:

This short video shows one of the demonstrations for the Physics SEPNet exhibition - "Who will keep the lights on?" which travelled around the southern UK from February 2009.  We describe and explain the electrical generator demonstration which Jona....

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