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How is the circulatory system is adapted to give oxygen to the tissues and remove waste products?

The circulatory system is described as being "dual", which means that blood passes through the heart twice for each complete circuit of the body, once to the lungs, and once to the rest o fthe body...
AP
Answered by Andrew P. • Biology tutor
14760 Views

How to find a modulus and argument of w that is a quotient of z1 and z2 such that z1 = 1 + root(3)i and z2 = 1+ i using modulus-argument form?

First of all, transform both z 1 and z 2 into modulus-argument form. To obtain that form, you are going to need a modulus (the length of the hypotenuse on the Argand diagram) and argument (the angle between ...
PS
Answered by Piotr S. • Maths tutor
4581 Views

A car's speed changes from 10m\s to 40m\s in 10 seconds. What is its acceleration?

Change in velocity is 30m/s Acceleration is equal to the change in velocity / time taken a = 30/10 = 3m/s 2
IR
Answered by Isabelle R. • Physics tutor
4705 Views

What's an easy way to get my complements right?

One of the easiest way, in my opinion, is to learn how languages often follow a common scheme of cases. Nominativ, Accusativ, Dativ and Genitiv are the most important and can be used as containers to easily ...
EB
Answered by Emilia B. • Italian tutor
2371 Views

How do you choose quotations, and how do you use them in a paragraph?

Mainly AQA Specification A01 is a crucial part of the marking scheme so it is important that you come to grips with it effectively. It looks at your ability to critically use textual references and quotation...
SD
8429 Views