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What is the greenhouse effect?

The natural greenhouse effect is how the atmosphere works to absorb and reflect radiation to keep the Earth warm. The sun emits short wave radiation towards the Earth. The Earth's atmosphere absorbs this ...

JH
Answered by Josie H. • Geography tutor
9419 Views

Describe the difference between a CPU and a GPU with relation to processing power and ability to perform tasks.

A CPU (Central Processing Unit) is comprised of a few large processing cores, each of which is capable of performing complicated tasks on its own. This added complexity also enables CPUs to be efficent

ZS
Answered by Zack S. • Computing tutor
1683 Views

Describe how a healthy kidney produces urine

At the Bowman's Capsule, the blood undergoes ultrafiltration. This is when the smaller molecules in the blood are forced through the partially permeable membrane of the Bowman's Capsule. This is because t...

JJ
Answered by Jacob J. • Biology tutor
4141 Views

Why do angles in a triangle add to 180?

We know that angles on a straight line add to 180 degrees. Now imagine you have a triangle and the angles are called A, B and C. 

We can orientate the triangles so that we form a straight line. We ...

AK
Answered by Aaran K. • Maths tutor
3432 Views

Why does the pH of neutral water drop when it is left out in an uncovered container on a worktop for a long period of time?

This question tests your knowledge on; the properties of non-metal oxides in solution, the concept of equilibrium, pH.

Non-metal oxides such as (CO2, P4O10, SO2, etc) are acidic in solution. When l...

NG
2754 Views

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