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Outline and explain 2 arguments for changes in the status of childhood [10 MARKS]

The march of progress view argues that childhood has improved with De Mause (1974) stating that “the history of childhood is a nightmare from which we have only recently begun to awaken”. He points to the hi...
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Answered by Hazel H. • Sociology tutor
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How do you write an interesting historical essay while satisfying the needs of exam boards?

There is no fixed method or style to writing a history essay. There are, however, certain elements which must be included to both engage a reader and satisfy the stipulations of an exam board - it is importa...
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Answered by Oli T. • History tutor
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What is the minimum frequency of electromagnetic radiation needed for a photon to ionise an atom of sodium? ( An atom of sodium has an ionisation energy of 5.15 eV.)

First, let's define what the ionisation energy is. The ionisation energy is the minimum amount of energy required to remove an electron from the ground state of an atom. That means, if we give an electron in...
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Answered by Angus M. • Physics tutor
14254 Views

Find the eigenvalues and eigenvectors of the matrix M , where M{2,2} = (1/2 2/3 ; 1/2 1/3) Hence express M in the form PDP^-1 where D is a diagonal matrix.

To start off, It's worth noting the definition of eigenvalues: for a Matrix A (n x n), it's ith eigenvalue (λ i ) is defined as the scalar constant the ith eigenvector (v i ) is multiplied for the matrix mul...
LT
3545 Views

How should I prepare for MMI?

Presenting yourself confidently at interview is important, you must also remain true to yourself, providing honest answers that convey your dedication and passion for the subject. Confidence can be achieved ...
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