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Explain why fossil fuels might become exhausted.

A good first step to answering questions on specific issues or processes would be to give a clear definition of the subject, in this case, fossil fuels. If you cannot immediately think of what to write this ...
CB
Answered by Ciaran B. Geography tutor
7699 Views

If x is a real number, what are the solutions to the quadratic: 4*x^2- 4*x+1 = 0

You first calculate the delta of the equation: delta = b^2-4 a c = 16 - 16 = 0 => the solution is double.x1,2 = (-b±sqrt(delta))/2/a = 4/2/4 = 1/2 which is real.so the solutions are 1/2 and 1/2.
MI
Answered by Maria I. Maths tutor
3636 Views

How does digestion work?

Digestion is the process of breaking down the big molecules of food that we eat, into smaller molecules that the body can absorb and use. To help break down the food, we need enzymes, which the body produces...
ST
Answered by Surina T. Biology tutor
4390 Views

Why are more cells produced as a result of Meiosis (compared with mitosis) but they contain fewer chromosomes?

The reason for this is due to the process of Meiosis involving an additional cell division step.Mitosis involves 1 cell, which replicates it's DNA resulting in there being 2 'full sets' of chromosomes contai...
GL
Answered by Grace L. Biology tutor
3736 Views

I really don't understand what the types of inflation are.

It is important to understand that any type of inflation is the rise of goods and services across the economy over a period of time. The reason why this occurs is that resources are finite- which means they'...
LS
2818 Views