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Define the law of superposition

The law of superposition states that the oldest rocks in a stratigraphic sequence will be at the bottom, and age of each layer decreases as you move upwards (I.e. a layer in a sequence cannot be younger than...
HH
Answered by Henry H. • Geology tutor
4099 Views

What is the difference between a scalar and a vector?

In physics, a scalar is a quantity of a one value to describe the size of a physical property , such as energy or distance . A vector is a quantity of two values that describe the direction in which a physic...
CB
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How does Wordsworth in Tintern Abbey create a sense of place?

Arguably less so than London, Tintern Abbey conveys a 'sense' of a physical place by using certain descriptions and techniques to make the location appear more tangible and accessible to a reader. Although t...
TW
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‘In The Great Gatsby Fitzgerald presents 1920s America as a moral wasteland.’ Explore this viewpoint with close reference to Fitzgerald’s craft

The moral wasteland of 1920s America is presented by Fitzgerald in The Great Gatsby through social and moral decay within society. This destruction is masked by the façade of opulence in East Egg. This can a...
CS
9925 Views

How do you know what to do first when solving composite function?

So when you're solving a composite function you carry out the function closest to the 'x' first. It is useful to think of a composite function as the function of a function. Let me demonstrate with an exampl...
MF
Answered by Molly F. • Maths tutor
3787 Views