'Burning coal' diaporamas de présentation

Burning coal - PowerPoint PPT Presentation

Coal

Coal

Coal. Coal is shiny black rock with energy. Coal was formed millions of years ago,. before the dinosaurs lived!. How Coal Was Formed. Back then much of the earth was covered in huge swamps. They were filled with giant ferns and plants.

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604 views • 32 slides
Unit 1 test

Unit 1 test

Unit 1 test. Scientific Method, Variables, Tools, EDP, Adaptive/Assistive, and Intended/Unintended. What is the purpose of using Scientific methods?. To think of a question about the world To follow steps in order To answer questions and solve problems To make careful observations.

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624 views • 29 slides
Bell Ringer

Bell Ringer

Bell Ringer. Name the four layers of the atmosphere and describe the temperature in each layer. Troposphere: decreasing temp. weather Stratosphere: increasing temp. Ozone layer Mesosphere: decreasing temp. Coldest layer Thermosphere: increasing temp. ionosphere. Chapter 23 The Atmosphere.

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225 views • 10 slides
COAl

COAl

COAl. Fuel and more Images from wikipedia unless otherwise indicated. Coal. Formation ( images from Wikipedia unless otherwise indicated ) Swamp ( photo by US gov on Wikipedia ) Peat ( Lewis, Scotland ) Lignite ( image from Geography in Action ) Bituminous Anthracite.

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220 views • 8 slides
Combustion and the environment

Combustion and the environment

Combustion and the environment. Prepared by Michael Asheim. What Is combustion?. Think of as many examples of combustion as you can. What does combustion help us do?. Combustion is useful to make our lives more comfortable Cars burn Gasoline Burning Coal makes electricity

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484 views • 7 slides
Let There Be Light

Let There Be Light

Let There Be Light. How much does it cost to be bright?. Let There Be Light. Objective:

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191 views • 7 slides
Heating Homes and Efficiency

Heating Homes and Efficiency

Heating Homes and Efficiency. Most of the heat energy released in an open fire goes up the chimney. For every 100J of energy release from the burning coal only 25J are transferred to the room. How efficient is the fire?.

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110 views • 3 slides
Air pollution in London and the South East

Air pollution in London and the South East

Through the wood burning stove and fireplaces pollution debate, an unlikely hero has come to the rescue. The good old Chimney sweep Wimbledon of centuries ago is proven to be a key player now in the fight against pollution.

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34 views • 3 slides

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