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Describe the changes that occur in the long profile and cross profile of a river valley as you move downstream.

As you move downstream from the source of a river to the mouth, a number of changes occur to the long profile and cross profile; which can be displayed in a graph plotting distance downstream against elev...

JB
Answered by Joe B. Geography tutor
15368 Views

Explain how changing pressure affects equilibrium?

If you increase the pressure the equilibrium tries to reduce it and moves to the direction of fewer gas molecules.
If you decrease the pressure, the equilibrium moves to increase it and moves where ...

SA
Answered by Samiul A. Chemistry tutor
2387 Views

Explain why giant ionic lattices can conduct electricity when molten or in solution rather than as a solid.

In the solid phase the ionic lattice has no mobile ions as all the ions are fixed in place. However when dissolved in a solution or in the molten phase, the ionic lattice breaks down allowing the ions to ...

AS
Answered by Aisha S. Chemistry tutor
15858 Views

What constitutes a criminal offence?

Two elements are necessary in order for a defendant to be found guilty of committing a criminal offence. They are the Actus Reus and Mens Rea. Actus reus translates to 'guilty act', it i...

DM
Answered by Declan M. Law tutor
2176 Views

How does Shakespeare portray anxieties about ageing in Sonnet 73?

Sonnet 73 employs an impressive list of metaphors to represent the writer’s anxieties about getting older. Shakespeare uses the season of autumn as a physical representation of these thoughts, feelings wh...

KP
Answered by Kirstie P. English tutor
3444 Views

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