A democracy is simply a system of government where the citizens directly exercise their power and have the right to elect government representatives who collectively create a government body for the entire nation (like a parliament). In...

This video covers:

- The two types of seismic (earthquake) waves: S waves and P w
aves
- How we can detect seismic waves with sei
smometers
- How waves are refracted as they pass th
rough the earth
- How...

In this video we cover:

- The three things that may happen when a wave hits the boundary between two mate
rials
- How to draw ray diagrams, including the angle of incidence, the normal, and the angle of...

In this video we cover:

- How radio waves can be transmitted using oscilloscopes, transmitters, and rece
ivers
- How the transmission of radio waves can be used to transfer i
nformation
- The three different types of...

Ever wondered what your blood is made of? Red blood cells, white blood, platelets and plasma! Learn what each of these components does and how we can replace it with artificial blood.

In real world terms, this is one of the most important concepts we cover on this channel Antibiotic resistance is a rising menace across the world, and leading to millions of deaths that could have otherwise been prevented. Learn how it...

In this video, we cover:

- What stem cells
are
- What differen
tiation is
- The difference between embryonic stem cells and a

dult stem cells


Exam board specific info:r/>AQA - Suitable for...

This video looks at why fossils are so useful in telling us about extinct species, and also explains why some species go extinct in the first place.

This video covers:

- What genetic mutations
are
- What causes mutations e.g. carcinogens and harmful
radiation
- What the cons
equences can be
- The 3 types of mutations: substitution,

addition, deletion...

Type 1 and type 2 diabetes are both caused by problems with insulin. Learn the differences between the two and how we can treat them.

In this video we cover how plants are organised, and then take a closer look at the leaf. We consider the different parts of a leaf and how it is adapted for its functions.



We re-uploaded this video as the original had some...

In this video, we cover:

- A quick recap of what stem cell
s are
- How stem cells can be used to treat conditions like diabetes, paralysis and sickle cel
l anaemia
- The risks involved with stem
cell treatment...

Respiration is the essential process that takes place in all of our cells to release energy from glucose. Learn the different types, the equations for them, and everything else you need to know for your exams!

Meiosis is the process of cell division that gives us gametes such as sperm and egg cells. This video covers how the process works, why gametes are so important, and explains chromosomes.

This video covers:

- What a cell is made u
p of
- How a tissue is a group of similar cells that work together to perform a common
function
- How an organ is a group of different tissues that work together to perform a...

In this video we recap chromosomes and then explain what DNA is, what genes and the genome are, and how we can use them to track the migrations of early humans.

In this video, we cover:

- The different types of cell (Eukaryotic and Prokary
otic)
- The differences and similarities between the structures of plant, animal, and bacte
rial cells
- The sub-cellular structures /...

This video covers:<br/>
- What we mean by special<br/>ised cells
- How a sperm cell is ad<br/>apted for its funct<br/>ion
- What differentiation is
- Why differentiation is important

This video covers:

- What contact force
s are
- Examples - friction, air resistance, tension, normal reac
tion force
- What non-con
tact forces are
- Examples - gravitational, ele

ctrostatic,...

This video covers how to tell whether a sequence of numbers is an arithmetic or geometric sequence.



This video is suitable for maths courses around
the world.
KS3 - All
on your course
GCSE Foundation -
All on your...

In this video you'll learn: - What chromatography is used for - The process for setting up and carrying out paper chromatography - What the mobile and stationary phases are

This video covers: - What fuel cells are - How they work - How to write half equations and full equations for fuel cells - The pro's and con's of hydrogen fuel cells Exam board specific info: AQA - Separate/triple science only IGCSE...

What makes a shape a quadrilateral? How can you identify and classify them? Get ready to discover as we journey through squares, rectangles, parallelograms, rhombus, trapezoids (trapeziums), irregular quadrilaterals, and more!

Learn all about the Prokaryotic and Eukaryotic Cells with this fun educational music video Human Cells . Brought to you by KLT.