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Describe how diminishing marginal returns affect a firm's average cost.

Diminishing marginal returns is a situation where the addition of one unit of a variable input increases output by less than the addition of the previous unit (i.e. declining marginal physical product). A de...
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Answered by Zaynah A. • Economics tutor
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How can I describe the motion of an object falling, due to gravity, through a fluid? And when does the object reach terminal velocity?

Lets consider a skydiver jumping from an airplane. Once the skydiver has let go of the plane they are pulled towards the earth due to gravity. By Newton’s second law: F = ma, the sky diver begins to accelera...
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Answered by Ailsa D. • Physics tutor
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What is a transition metal complex?

A transition metal complex is a central metal ion (for example platinum) surrounded by ligands. Ligands are ions or small molecules that donate a pair of electrons to the central metal ion and surround it in...
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Answered by Jessica B. • Chemistry tutor
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How can you tell the environment a sedimentary rock is deposited in?

The first stage in the formation of a sedimentary rock is the deposition of sediment. The size, shape and type of sediment can tell you lots about the depositional environment. In a high energy environment, ...
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Answered by Holly U. • Geology tutor
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What is the cause of Othello's downfall?

It could be argued that the ultimate downfall of Othello is due to his hamartia. His fatal flaw in the play is presented to be his jealousy and this interpretation makes him solely culpable. However, I belie...
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