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Copper ions are positively charged. So they are attracted to the negative electrode. The negative electrode is called cathode.At the cathode, each copper ion gains two electrons. They are said to be reduc...
AnimalsHave large surface area to increase loss of heat by radiation, which allows the animal to keep cool. Have reduced body fat. Body fat acts as an insulating layer preventing loss of heat from ...
There are different types of averages: the MEAN, the MEDIAN and the MODE. The mean average is where we add all the numbers up together and divide by the amount of numbers provided. So for this case, we...
You know that when working out the area of a square or rectangle you do width X height.
We know a triangle is always half of a square or rectangle, so you work out the width and height a...
When working with indices it is important to give examples. When the question is a times, you add the indices, and when it is a divide, you take the indices away.
For example:
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6477
6478
6479
6480
6481
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