Diffusion: Revision Notes
Diffusion is the movement of a substance from an area of high concentration to an area of lower concentration. Diffusion occurs in liquids and gases when their particles collide randomly and spread out.
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Simplifying Algebraic Equations
In order to understand anything in algebra, you have to have an understanding of what a term is. Terms are the building blocks of algebraic equations.
Mitosis Revision Notes and Practice Quiz
The mitosis process produces two identical diploid cells for the purpose of growth and repair after cell division.
Osmosis Quiz
The osmosis process involves the movement of water molecules across a partially permeable membrane from a region of high water concentration to a region of low concentration.
Active Transport Revision Notes and Practice Quiz
By moving through the cell membrane, substances can enter and leave the cell. Three of the most common types of movement are diffusion, osmosis, and active transport.
Percentages: Maths
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Microscopy: Biology
Microscopy is an essential tool for scientific research and analysis, allowing us to observe and study objects that are too small to be seen with the naked eye. GCSE Science students must understand the principles of microscopy and the different types of microscopes and their uses.
Angles Revision Quiz P1: Maths
Angles are measured in degrees, written °. The maximum angle is 360°. This is the angle all the way around a point.
Area Quiz P2
Learn formulas to calculate the area of common shapes. Practise solving real-life problems involving the area.
Microscopy Quiz
Microscopy is the objects, such study of very small as cells in science, using an instrument called a microscope.
An introduction to tackling Pythagoras questions
Pythagoras is one of those maths things that sounds a lot more complicated than it actually is. As this is an intro to it, we’ll take a little look at where it all came from first.
GCSE English Language Paper 1: writing about structure question 3 focus
Exams are around the corner, you have done mock exam after mock exam and for some reason, every time you attempt that GCSE English Language Paper 1, Question 3, you can’t seem to get above 5 marks!
How to tackle chemistry calculations In GCSE exam papers
Water and sodium hydroxide are both compounds. If you look at the Periodic table, you will see that sodium has a mass number of 23, oxygen has a mass number of 16 and hydrogen has a mass number of 1.