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With reference to two volcanic events that you have studied from contrasting areas of the world, compare the ways in which volcanoes and their hazards have been managed.

The management of a volcanic hazard can help to greatly reduce the negative impacts that an eruption can have on the population surrounding the area. The eruption of Nevado del Ruiz, Columbia, on the 13

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Answered by Laura S. Geography tutor
3447 Views

I wanted to practice talking about my holidays, what would some useful phrases be?

He visitado Francia hace 3 años - I visited France 3 years ago

Fui con mi familia – I went with my family

Me gustó la comida - I liked the food

No he vi...

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Answered by Kai A. Spanish tutor
2170 Views

What are some of the key reasons for Hitlers rise to power?

The Wall Street Crash in 1929 caused huge economic problems for Germany. With millions unemployed, German citizens lost faith in the Weimar Government. Hitler was able to exploit this by promising to rebu...

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Answered by Kai A. History tutor
2522 Views

How do I calculate the reactant forces for the supports of the beam where the centre of mass is not same distance from each support?

This can be done by taking moments. To reduce the number of equations a moment should  be taken so that one of the forces goes through the centre of place from which moments are being taken. We will choos...

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Answered by Benjamin W. Maths tutor
5539 Views

Ignoring air resistance, use an energy argument to find the speed of a ball when it hits the ground if it is dropped from 50m, where m is the mass of the ball.

Original energy: GPE=509.81m KE=0 Final energy: GPE=0 KE=(1/2)mv2 Therefore (1/2)mv= 50m9.81 . The m cancels and simplifying the equation we are left with v2...

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Answered by Zach T. Physics tutor
2133 Views

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