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How does osmosis work?

Thinking of osmosis represented by two water towers attatched with a pipe at the bottom helped me to understand. If one tower has a higher level of water than the other, water will flow into the other to eve...
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Answered by Helena B. Biology tutor
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‘The real tragic hero in Sophocles’ Antigone is Creon, not Antigone herself.’ How far do you agree with this statement?

‘The real tragic hero in Sophocles’ Antigone is Creon, not Antigone herself.’ How far do you agree with this statement? - Consider the words and actions of Creon and Antigone in Sophocles’ Antigone - Include...
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Given y=x^3+5x+3 find dy/dx when x=3

The question can be broken into two steps, 1) dy/dx is asking to differentiate y=x 3 +5x+3 with respect to x Differentiating we multiply by the current power and lower this powers value by 1. ( Constants dif...
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Answered by Robert L. Maths tutor
11909 Views

Why does resistance increase with temperature?

So, when an electrical charge passes through a resistor, some of that electrical energy is transferred into heat, increasing the temperature. This extra energy causes the particles in the resistor to vibrate...
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Answered by Fergus F. Physics tutor
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What are emergent properties?

Multicellular organisms show emergent properties; these are properties that exist due to many different components working together. For example, your lungs work and help you breathe due to all of the cells ...
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Answered by Helen A. Biology tutor
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