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What are biofuels? Give names of at least two biological sources.

Biofuels are fuels made from organic biomass, i.e., plant material. Sugarcane and sugar beet are sources of biofuels.
JF
Answered by Jessica F. • Biology tutor
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Can you run through the quadratic equation(including the sketch and algebra).

A quadratic equation of the form ax^2+bx+c can be solved by factorizing the quadratic equation but before that you must check that b^2-4ac>0 so that the solution is in real numbers and not in complex numb...
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Answered by Hamza I. • Maths tutor
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How should I structure an essay that is focused on analysing the use of the different mediums of drama within a live theatre production that I recently watched?

To begin with, your essay should open with a strong introduction that clearly outlines what you will be discussing in the coming paragraphs. For example, you may choose to dedicate a paragraph to each of the...
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Answered by Ross H. • Drama tutor
21093 Views

What is the difference between nuclear fission and fusion?

Nuclear fission is the process that splits an atom nucleus apart and release energy. Normally a neutron is struck against an atomic nuclei and splits it into two smaller nuclei, releasing two or three neutro...
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Answered by Suellen L. • Physics tutor
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Do you have any tips for revising for my GCSE Maths Exam?

Revising for a Maths exam can be challenging, especially if you find yourself struggling to understand a particular topic. One thing I would strongly recommend, from having reaped the benefits of it myself, ...
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Answered by Ross H. • Maths tutor
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