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Describe the energy changes as electricity is produced in a fossil fuel station.

To begin with, chemical energy in the fuel is released through combustion and becomes thermal energy. This thermal energy is used to heat water which evaporates and become steam. The rising steam turns turbi...
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Answered by Lewis C. • Physics tutor
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What can I do to revise maths?

Do every past paper you can find!
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Answered by Anabel L. • Maths tutor
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"Sulfur Dioxide can be represented as a sulfur atom with double bonds to each of two oxygen atoms, explain the shape of this molecule and predict the bond angle".

This molecule is v-shaped. There are three areas of electron density surrounding the central sulfur atom, these three areas of electron density repel as far apart as possible, explained by the VSEPR theory, ...
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Answered by Firat G. • Chemistry tutor
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"Describe the process of Aerobic Respiration"

Aerobic respiration is a process that releases energy from a respiratory substrate (e.g. glucose) by fully oxidising it. Energy is released in the form of ATP; Carbon dioxide and Water are released as by pro...
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Answered by Firat G. • Biology tutor
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Discuss the impact of Newly Industralised Countries (NICs) on the global economy

Newly Industrslied countries, are just that, they are countries that have recently started to move forward with an industrial revolution, the newest ones are said to come under the anagram BRIC (Brazil, Russ...
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Answered by Ben S. • Geography tutor
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