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How are living organisms involved in the cycling of carbon?

Examples of living organisms involved in the cycling of carbon include plants, animals and microorganisms. Plants, for instance, take part in photosynthesis - a process through which carbon dioxide is taken ...
NM
Answered by Nafeesath M. • Biology tutor
7799 Views

Vous écrivez un article sur la qualité des collèges en Grande-Bretagne pour un magazine français. Décrivez : • pourquoi votre collège est un bon collège • un événement scolaire mémorable.

Moi je vais au collège dans une ville qui s’appelle Richmond; le collège s’appelle SFX et j’y vais depuis 2013. Personnellement, j’aime bien mon collège! Je trouve que les professeurs sont très sympas, et qu...
SS
Answered by Suraj S. • French tutor
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Explain, in terms of atoms, why steel is stronger than iron.

In iron, all the atoms are of the same size so the layers can slide past each other. In steel, there are both carbon and iron atoms which are different sizes, meaning the layers are disrupted and cannot easi...
AR
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Solve the simultaneous equations 3x +y =11 and 2x+y=8

Equation 1: 3x+y= 11, Equation 2: 2x+y=8. You want to find out what x is and what y is.In both equations there is only 1 unit of y therefore it is easiest to rearrange the first equation so that it equals y ...
KM
Answered by Kathryn M. • Maths tutor
5171 Views

White paint costs £2.80 per litre and blue paint costs £3.50 per litre. White and blue paint are mixed in the ratio 3 : 2. How much does it cost to make 18 litres of this mixture?

18/(3+2)=3.63x3.6=10.8 2x3.6=7.210.8x2.8=30.247.2x3.5=25.230.24+25.2=55.44
DC
Answered by David C. • Maths tutor
3640 Views