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Could you explain the series of events in the formation of a waterfall

Waterfalls form where the river bed has a layer of harder rock overlying the softer rocks. As water falls the softer rock is eroded much more quickly than the harder rock; therefore undercutting the harder r...
NJ
Answered by Naoise J. • Geography tutor
4338 Views

Find ∫(2x^5 -4x^-3 +5) dx

So we have to integrate these 3 terms one by one. To integrate 2x 5 you add 1 to the power of x, so that becomes 6, you then divide the coefficient by the new power of x. So 3/6=1/2 giving the integral of 2x...
PS
Answered by Peter S. • Maths tutor
7326 Views

Explain the flow of blood through the human heart.

The first thing I make sure the student understands, prior to any technical knowledge about the subject or question at hand, is how key shaping their reply directly towards the exam standards / framework is ...
MS
Answered by Marco S. • French tutor
2783 Views

What is the role of a ribosome in the production of a polypeptide? (3)

Begin with asking the student what their understanding is of DNA's structure and function. I would discuss the background structure to DNA - including the matching of base pairs, and the overall structure, g...
LF
Answered by Laura F. • Biology tutor
19611 Views

What is the difference between mitosis and meiosis?

During my answer to the question I would use the whiteboard to draw out diagrams to explain mitosis and meiosis fully. Mitosis and meiosis are both cell division processes where chromosomes are doubled and c...
KB
Answered by Katharine B. • Biology tutor
3941 Views