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Ionic bonding occurs when a metal and non-metal react together. It involves the metal atom losing electrons from its outer shell to become a positive ion (as there are more positive protons in the nucleus...

Le Chatelier's principle states that is there is a change in concentration, pressure or temperature, the equilibrium will move in order to counteract the change. Firstly temerature - in an reversible reac...

Anerobic respiration is used when AEROBIC respiration can no longer take place. This is because there is a deficit in oxygen so the process of aerobic respitartion can no longer occur. The organism still ...

The force of water in a river, and more specifically, in a waterfall, has the ability to carve and erode the banks of the river. This is known as hydraulic action. As water falls over a waterfall, it has ...

This is an example of a pythagoras. The student has to use the knowledge that the hypotenuse (longest side) is the square root of the sum of the squares of the known sides. In this instance, it would be 4...