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It is composed of Protons, Neutrons and Electrons.
The Proton is positively charged and is present in the central nucleus part of the atom.The Neutron has no charge and also is present in the nucleus...

Firstly we need to understand what the question is asking us to do. Factorise means we need to take out the Highest Common Factor (HCF) that each term can be divided by.The two terms in this question is 3...

Reversibility within the principles of training suggests skill, strength, endurance and technique can be lost as easily as it can be gain. To improve any part of performance an athlete must train specific...

• A function, f(x), is something that takes various input values of x, and for each one, generates an output value, e.g. if f(x) = x² then when x=3, f(x) = f(3) = (3)² = 9, which...

For regular verbs, the present subjunctive is formed differently depending on whether the verb ends with -ar or -er/ir. For -ar verbs , take the first person singular of the present tense of the verb, rem...