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When the nucleus of an atom is unstable, it occasionally emits either waves or particles to stabilise itself.

The three types of radiation are: Alpha particles, Beta particles and Gamma waves.

A perfect cadence is chords V-I. When there is a perfect cadence the music sounds finished.

An imperfect cadence is any chord moving to V (e.g. I-V, II-V, IV-V). The music does not sound finished.<...

Analysing a poem is most importantly demonstrating how certain features and techniques serve to emphasise a poem's subject and themes. Make sure this is at the back of your mind throughout your analysis a...

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...