Search over 10,000 free study notes

(Equation 1) 5x + 2y = 20 (Equation 2) x + 4y= 13
As we know the values for x and y are the same in both equations, we can use them to find out the values for both, In order to do this we need to tak...

Mitosis occurs in a continuous, sequential order and has 5 stages:
1) Prophase
2) Metaphase
3) Anaphase
4) Telophase. 
Interphase
Interphase occurs before Mi...

Leaching from the excessive use of fertilisers causes a nutrient build up in neighbouring rivers or lakes. As a result of the increased nutrients plants within the lake or river grow rapidly, including al...

The main parts of the digestive system are the...

- mouth

- oesophagus

- stomach

- liver

- gall bladder

- panc...

The star begins as a stellar nebulae. This is a dense cloud of gas and dust containing hydrogen and helium. As it is under a large amount of gravitational pressure, this nebula will then collapse under...