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Between the carbon layers in graphite there are van der waal forces which are very weak. Therefore, the layers of carbon atoms are able to slide over each other allowing graphite to be used as a lubricant...

The External intercostals contract and the diaphragm flattensPulling the thoracic cavity up and out This then increases the volume of the thoracic cavity, Causing a reduction of pressure in the lungs comp...

The best way to structure your essay is to understand exactly what the question is asking for. If the question is asking you to analyse the significance of a certain aspect of a text, then your first thou...

The war was damaging for many nations around the world. David Sharp states that Germany was turned into a “grieving populace” due to the effects of the Second World War on the German people, which worsene...

M - movementmovement is required in any organism to allow it to access the environment and sources of energyR - respirationenergy producing processes underlie metabolism in the organism required for chemi...