Search over 10,000 free study notes

Steps to address questions

1. Structure

2. Bonds

3. Free electrons

Diamond is very hard and is a poor conductor of electricity as each carbon...

i. A surd is an irrational number i.e. a non-whole number that can be represented as a square root, cube root etc.

ii. If the area of the square shape is 50cm^2, then we know that the length multip...

Maths A level is one of the hardest a levels there is, so it’s only natural that you’re going to be finding it tough. The jump from GCSE to A level is real, and if you haven’t done a further maths qualifi...

An electrical impulse (action potential) travels along the axon of the pre-synaptic neuron. This causes the neuron to release chemical neurotransmitters which diffuse through the synaptic cleft and bind t...

I know at first a lot of the formulae or techniques you use in maths may at first seem pointless, especially if you’re not planning on going into a scientific or mathematical field, but a lot of the thing...