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What are the different types of movements used in Baroque choral works?

The Baroque period can be defined as a movement in Western art music between roughly 1600-1700. Pieces written in the Baroque period can be identified through their use of flowing melodic lines with ornament...
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Answered by Tutor112782 D. • Music tutor
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What is nitrogen fixation?

Conversion of answering gas into Nigerian containing compounds. Lightning can cause this, but there are also two types of bacteria which perform this role: 1) Mutualistic N-fixing bacteria: live in nodules o...
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Answered by Xuan O. • Biology tutor
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The radius of the Earth is 6,400km and has a mass of 6x10^24kg. Calculate the minimum velocity needed by a projectile, fired from the surface of the Earth in order to escape the Earths gravity.

First we write down the relevant information given in the question. R e = 6,400km = 6.4 x 10 6 m, M e = 6 x 10 24 kg.For the projectile to escape the Earths gravity, the projectile must be launched with a ki...
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Answered by Neil C. • Physics tutor
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A curve has the equation y = (1/3)x^3 + 4x^2 + 12x +3. Find the coordinates of each turning point and determine their nature.

The turning point of a curve can be visualised in your head (or on paper/screen using diagram) as the point in which the curve charges direction – and at this point the gradient of the curve is equal to 0 as...
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Answered by Dan S. • Maths tutor
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explain how a cyclotron produces a high energy electron

-cyclotron consists of 2 dees connected to an AC power supply. When an electron is released from a source in the centre of the cyclotron, it is initially attracted towards the positively charged dee, due to ...
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Answered by Toby S. • Physics tutor
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