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Explain how the characteristics of a river change as you travel downstream?

A number of river characteristics change as you travel downstream. Firstly, sediment size decreases due to erosion, which causes sediment to get finer and smoother. This happens due to hydraulic action, abra...
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Answered by Rosanna H. • Geography tutor
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Use your knowledge of the movement of water to explain why honey has antibacterial properties

Honey has a lower water potential than the water inside bacterial cells due to its high ionic content.Water moves by osmosis from areas of higher water potential to areas of lower water potential.Therefore, ...
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Answered by Sanskriti S. • Biology tutor
4207 Views

How do I form the pluperfect tense?

The pluperfect tense is used to describe an action that happened further back in the past - something you "had done". Here's an example: tu étais partie quand je suis arrivée (you had left when I a...
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Answered by Izzy V. • French tutor
2348 Views

Describe mechanisms used by the body to prevent entry of pathogens

Mucous in the trachea traps pathogens Microorganisms in food are killed by stomach acidThe skin forms a physical barrier against pathogens
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Answered by Obioma N. • Biology tutor
2961 Views

Comparing The Great Gatsby and pre-1900 romantic poetry: How have the authors presented love as unconditional and permanent?

DEFINE: Unconditional love is unchanging and without limitations; it is most closely described as agape love - a love that transcends, that serves regardless of circumstances. When it is presented in literat...
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