Top answers


What is the difference between osmosis and diffusion?

These two processes can often be confused very easily. To begin with both processes are based on the principle of molecules moving from an area of high concentration to an area of lower concentration. With d...
NT
Answered by Nathan T. Biology tutor
8497 Views

How does muscle contraction work?

So the muscle is made up of 2 muscle filaments, a thick filament called myosin and a thin one actin. This can be remembered by actin having 2 syllables which is less than myosin which has 3 so actin is thinn...
ST
Answered by Sonam T. Biology tutor
9345 Views

7x-20=3x+4, what is the value of x?

The question is asking you to find the value of x, x represents a number. Therefore, 7x means 7 times a number- this the number we are trying to find out. The first step is to get all the numbers containing ...
RT
Answered by Rebecca T. Maths tutor
7123 Views

How do I go about answering an essay question?

To answer an essay question you first need to decide what the question is actually asking - pay attention to the question words (explore, discuss, to what extent, how etc) and use this to choose how to answe...
VL
10343 Views

Describe and explain the formation of headlands and bays.

Headlands and bays result from coastlines that are formed of alternate sections of hard and soft rock. The areas of soft rock are more easily and quickly eroded whereas the harder rock is more resistant to p...
SW
Answered by Sabrina W. Geography tutor
54443 Views