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For a large-scale water management project, describe one cost and one benefit.

The Three Gorges Dam was built in China as a large-scale water management project. A benefit of the Three Gorges Dam is that it provides hydroelectricity to the surrounding area. A cost of the Three Gorges D...
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Answered by A B. • Geography tutor
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Write 16× 8^2x as a power of 2 in terms of x.

16 = 2 4 8 2x = (2 3 ) 2x = 2 6x Therefore, 16x8 2x = 2 4 x 2 6x = 2 4+6x
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Answered by Xixi Y. • Maths tutor
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What is the difference between Ionic and Covalent Bonding

Ionic Ionic bonding happens between metals and non-metals. The electrons in ionic bonding are given or taken. For example, Sodium + Chlorine --> Sodium Chloride. (Na + Cl --> NaCl ) Sodium only has one...
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Answered by Ananya T. • Chemistry tutor
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Describe how Giraffes evolved long necks (3)

Due to natural variation due to mutations in their DNA, some giraffes in the population had longer necks. These longer necks enabled them to reach leaves higher up on the trees, which secured them a good sou...
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Answered by Roshan S. • Biology tutor
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Compare and contrast the ways in which Bronte and McEwan present the journey from childhood to adulthood through their protagonists in Jane Eyre and Atonement.

Both writers use the openings of their narratives to foreshadow the struggle that their protagonist will have to endure during their journey from youth to maturity. Bronte’s narrative decision to use symboli...
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