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The main method of investigation in Psychology is conducting experiments. Outline one advantage and one disadvantage of this method.

Advantage: Experiments allow you to control variables which affect the dependent variable, so that it is easier to ensure that observed effects are caused by the independent variable, rather than any extrane...
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name the type of bonding in a molecule of water.

covalent
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Answered by Charlie N. • Chemistry tutor
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What is homeostasis? Describe using an example.

Homeostasis can simply be described as the maintenance of a constant internal environment. Human bodies must get rid of accumulating toxic substances which can harm the body. Things like sugar concentration ...
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Answered by Tasneem S. • Biology tutor
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Sam uses 140g of flour to make 12 cakes. How much flour will Sam need to make 21 cakes?

140 / 12 = 11.666^. 11.66^. * 21 = 245
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Answered by Charlie N. • Maths tutor
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Question: What proportion of the clock is the area covered when the time is 12:10? (Here the question should indicate the time stated and shade in the proportion of the clock to be computed.)

The key to answering this question is for the student to realise that even though the area to be computed is a difficlut shape (an arc), the clock consists of 5 more arcs of the same shape. Once the student ...
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Answered by Annita V. • Maths tutor
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