This video covers: - The types of elasticity (compress, stretch & bending) - The types of deformation (elastic & inelastic) - Hooke's Law - Idea of extension - Spring constant - Force-extension graphs General info: - Suitable for all...

In this video you'll learn:

- How speed and mass affect kinetic e
nergy
- How to use the kinetic energy

equation />
General info:
- You need to memorise the equ
ation for kinetic energy
- Suitable f

or...

This video covers:<br/>
- What a surge is and how it can<br/> cause harm
- How safety features can pro<br/>tect us from that harm
- In particular: fuses, circuit breakers, earth wires and insulation

This video covers:

- How to use the F = ke equ
ation
- What the spring constant k really means (how stiff the
object is)
- How to use the EPE = 0.5 k e^2 equation (EPE is elastic po
tential energy)
- That...

This video covers: - The two definitions of power - Difference between energy transferred and work done - How to use the power equation General info: - Suitable for all GCSE and IGCSE courses Exam board specific info: AQA - Everything is...

This video covers: - What a resultant force is - What free body diagrams are - How to calculate the resultant force from a free body diagram - The idea of splitting up the forces into horizontal and vertical components General info: -...

This video covers: - Newton's first law - Newton's second law - F=ma equation - The idea of circular motion - Inertia and inertial mass General info: - Suitable for all GCSE and IGCSE courses - See below for whether it is higher or...

This video covers: - Newton's third law - How it relates to the F=ma equation - The idea that the smaller mass is the one more likely to move General info: - Suitable for all GCSE and IGCSE courses - Suitable for higher and foundation...

This video covers: - What momentum is - How to calculate the momentum of an object - The idea that momentum is a vector quantity - What 'the conservation of momentum principle' is - A worked example of how you can use the conservation of...

This video covers:

- How x-ray machines
work
- How gamma rays are used to sterilise food and medical
equipment
- The pro's and con's of u

sing radiation


Exam board specific info:
AQA - Everything
is...

This video covers:

- The different colours of visible l
ight
- How light is used is optic
al fibres
- The concept of fluorescence with ultrav
iolet radiation
- How ultraviolet radiation can

be used in...

This video covers:

- How to interpret velocity-time g
raphs
- How to calculate total distance travelled using a velocity-
time graph
- What the gradient of

the line mea
ns

General info:
- Suitable f
or...

This video covers:

- The difference between scalar and vector quanti
ties
- Why speed is scalar, but velocity is
a vector
- The difference between distance an
d displacement
- How to calculat
e speed and...

This video covers:

- The concept of terminal resist
ance
- What affects air r
esistance
- The link between resultant force an

d acceleratio
n

General info:
- Suitable f
or all GCSE and IGCSE courses...

This video covers:

- The idea that the temperature of a substance is just the average of the internal energy of all the particles it's ma
de of
- The concept of specific la
tent heat
- The specific latent...

In this video we cover the following:

- What 'refraction'
means
- When refract
ion occurs
- How to draw ray diagrams for the refr
action of light
- The idea that during refraction, the wavelength of a wave stays...

This video covers:

- How microwaves are used to heat
food
- How microwaves are used in satellite comm
unication
- The idea that hotter objects emit more inf
rared radiation
- How we use infrared radia

tion...

This video covers:

- What esters
are
- How they're made from carboxylic acids and
alcohols
- Th

eir properties


Exam board specific info:
AQA - Everything is relevant to your course! You only need to...

This video covers:

- The structure of
DNA
- What nucleo
tides are
- Complementar
y base pairing
- How gene
s code for proteins
- T

he functions of proteins

Exam board specific info: (p
robably...

This video covers:

- Brief summary of sexual and asexual reproduc
tion
- The advantages and disadvantage

s of each

Exam
board specific info:
AQA - Separa
te/triple science only
IGCSE Edexcel -...

This video covers:

- How plants get diseases, e.g. from microorganisms, larger organisms, and mineral deficien
cies
- How to diagnose plant
diseases
- How plants defend themselves a

gainst diseases


Exam...

This video covers:

- The 3 main functions of the kidn
eys:
1) removi
ng waste,
2) regulating level
s of ions, and
3) regula
ting levels of water
- How the kidneys can achieve all of this using filtration...

This video covers

- The concept of den
sity
- The equation for density and how
to use it
- How to measu
re density for:

- Regular solids
> - Irregul

ar solids /> - Liquids...

This video covers:

- The symbols of all the main components you need to
know
- Wha
t LEDs are
- The graphs and uses of LDRs a

nd thermistor
s

General info:
- Suitable f
or all GCSE and IGCSE courses...