Physics

Pressure and water depth | Short Circuit

Effect of water depth on an enclosed volume of air - scuba diver.

Dissolved gases under pressure | Short Circuit

Analogy between dissolved gases in the blood and fizzy drinks.

Atmospheric pressure | Short Circuit

Atmospheric pressure - description.

The effect of pressure on gases | Short Circuit

The effect of pressure on bubble size - animation.

The decompression chamber | Short Circuit

How a decompression chamber works - animation and analogy with diving context .

Height and pressure | Short Circuit

Effect of height above the surface of the Earth on pressure - diving patient on a helicopter flight.

What is the bends? | Short Circuit

What is the bends?

Balanced and unbalanced forces | Curriculum Bites

Addresses misconception that objects with a force acting on them must move. Reframes that the forces must be unbalanced. De...

Unbalanced forces | Curriculum Bites

Unbalanced forces cause acceleration.

Speed time graph - unbalanced forces | Curriculum Bites

Speed time graph for a rocket related to unbalanced forces.

Forces on a sky diver and terminal velocity | Curriculum Bites

Speed time graph for a parachutist and terminal velocity (no parachute opening).

Force arrows and balanced forces | Additional Science 2

Force arrows and balanced forces - animation and description using a car.

Force, mass and acceleration | Additional Science 2

Effect of force and mass on acceleration. F = m a. Worked example. Animation and description.

Forces and moving objects | Additional Science 2

Clear description and explanation of types of force affecting moving objects - air resistance, drag, contact force, friction...

Forces when falling and terminal velocity | Additional Science 2

Falling, air resistance, balanced forces and terminal velocity. Description and animation.

Distance-time graphs | Additional Science 1

Description and animation. Distance time graphs.

Velocity-time graphs | Additional Science 1

Description and animation. Velocity time graphs.

Speed | Additional Science 1

Calculating speed and units of speed - description and animation.

Acceleration | Additional Science 1

Calculating acceleration and what the units mean - description and animation.

Current in series and parallel circuits | Curriculum Bites

Current in series and parallel circuits animation with explanation.

Potential difference | Curriculum Bites

What is voltage (potential difference) and how is it measured? Animation and description.

Potential difference in series and parallel circuits | Curriculum Bites

Voltage (potential difference) in series and parallel circuits.

Circuit symbols | GCSE Bitesize Revision

Circuit symbols - narrated slides.

Ohm's law | GCSE Bitesize Revision

Ohm's Law V = IR with worked example narrated slides.

The filament lamp | GCSE Bitesize Revision

Non-ohmic conductors - filament lamp. Circuit symbol, electrical characteristic and description. narrated slides.

The thermistor | GCSE Bitesize Revision

Non-ohmic conductors - thermistor. Circuit symbol, electrical characteristic and description. narrated slides.

Light dependent resistor (LDR) | GCSE Bitesize Revision

Non-ohmic conductors - LDR. Circuit symbol, electrical characteristic and description. Narrated slides.

The Diode | GCSE Bitesize Revision

Non-ohmic conductors - diode. Circuit symbol, electrical characteristic and description. narrated slides.

Electrical Power | GCSE Bitesize Revision

Description of electrical power, P = I V, watts and kilowatts. narrated slides.

Power and Energy in mains electricity | GCSE Bitesize Revision

Description relating power to energy and time with worked example. E = P t narrated slides.

The kilowatt-hour as a unit of energy | GCSE Bitesize Revision

Description of the kilowatt-hour with worked example. E (kWh) = P (kW) x t (hours) narrated slides.

Current as a flow of charge | GCSE Bitesize Revision

Explanation and worked example Q = I t narrated slides.

Why do some materials become charged? | Additional Science 2

Why insulating materials can be charged but conducting materials cannot - animation and description.

Attraction and repulsion | Additional Science 2

Attraction and repulsion between objects ( charging by induction not addressed) - animation and description.

Dangers and nuisance of electrostatics | Additional Science 2

Discharging charged objects and dangers nuisance of static electricity - animation and description.

Uses of electrostatics - the electrostatic dust precipitator | Additional Science 2

Uses of electrostatics - the electrostatic dust precipitator - animation and description.

Uses of electrostatics - the photocopier | Additional Science 2

Uses of electrostatics - photocopier - animation and description.

Wiring a plug | Additional Science 2

Wiring a plug animation with method to remember wire colour.

What is the purpose of the earth wire in a plug? | Additional Science 2

Animation - purpose of the earth wire.

What does a fuse do? | Additional Science 2

Animation showing domestic fuses and fuse boxes. Use of P = I V to choose the correct fuse.

Alternating and direct current | Additional Science 2

Alternating and direct current. Description and animation.

Parallel and series circuits | GCSE Bitesize Revision

Animated shorts to support students preparing for assessments in GCSE Additional Science.

Transverse and Longitudinal waves | Curriculum Bites

The differences between transverse and longitudinal waves demonstrated with an animated slinky and related to light and ...

Properties of waves - reflection | Curriculum Bites

Demonstration and description with animation of ray diagram for reflection.

Properties of waves - refraction | Curriculum Bites

Demonstration with description and animation of ray diagram for refraction.

The electromagnetic spectrum | Short Circuit

The visible spectrum is only a small part of the electromagnetic spectrum, and it is the wavelength that determines how they are...

Nuclear structure | Curriculum Bites

Animation and description of nuclear structure of unstable nucleus (francium).

Nuclear radiation - what are alpha, beta and gamma radiation? | Curriculum Bites

Animation and explanation of alpha, beta and gamma from an unstable nucleus.

Descriptive treatment of the relative speeds of alpha, beta and gamma | Curriculum Bites

Animation and description of relative speeds of alpha, beta and gamma.

Penetration properties of alpha, beta and gamma. | Curriculum Bites

Animation and description of penetration properties of alpha, beta and gamma.

Lab demonstration of alpha beta gamma penetration properties. | Short Circuit

Laboratory demonstration of the penetration properties of alpha, beta, gamma.

Half-life | Short Circuit

Explanation and animation - Nuclear decay is random. Half-life.

Using radioactive tracers for bone scans (1) | Short Circuit

Preparation and administration of a tracer for a bone scan of a rower.

Using radioactive tracers for bone scans (2) | Short Circuit

Preparation and administration of a tracer for a bone scan of a rower.

Earthquakes | Short Circuit

Why earthquakes happen.

Seismometer | Short Circuit

How a seismometer works and use of dynamo effect.

Seismic waves (1) | Short Circuit

Different types of seismic wave - primary (P) and secondary (S) waves.

Seismic waves (2) | Short Circuit

Different types of seismic wave - primary (P) and secondary (S) waves.

Using seismic waves to locate the source of an earthquake | Short Circuit

Finding the location of an earthquake.

Using an understanding of seismic waves to reduce damage to structures | Short Circuit

Reducing the damage caused to structures during earthquakes.

Conduction, convection and radiation and insulation. | Curriculum Bites

Conduction, convection and radiation, and how insulation works. Description and animation. (Include...

Work done | Additional Science 1

Kinetic energy | Additional Science 1

Animation, description and worked example. Kinetic energy.

Momentum | Additional Science 1

Animation, description and worked example, p = m v. Description of force = rate of change of momentum. Conservation of momentum with the exam...

Transverse and longitudinal waves (2) | Additional Science 2

Reflection | Additional Science 2

Refraction | Additional Science 2

Simple description of refraction.

Elephant conservation | A Perfect Planet

Impact of lack of water, due to change in weather, on elephants and conservation work to support them.

How increasing carbon dioxide affects habitats | A Perfect Planet

Release of carbon dioxide and how it impacts the weather. Change in weather conditions makes it harder for ...

How drought resistant trees helps people in Senegal | A Perfect Planet

Planting drought resistant trees in a dessert in Senegal. This involves creating a network of channels...

Animal conservation in the Amazon | A Perfect Planet

Returning animals who have left the Amazon rainforest and gone to a nearby urban area.

Plant conservation in the Amazon | A Perfect Planet

Indigenous people doing conservation work in the Amazon rainforest, showing how they distribute seeds to regrow forests.

Importance of marine protected areas | A Perfect Planet

How an increase of carbon dioxide and overfishing impacts the sea ecosystem. There has been the creation of marine pr...

Sea turtle conservation | A Perfect Planet

How increasing ocean temperatures affects currents, and therefore marine animals. Conservation of sea turtles example is used in t...

Extraction of Iron | Real World Chemistry

The video outlines the industrial process of smelting iron ore into pig iron using a blast furnace.

Nuclear fission | Additional Science 2

Description and animation of nuclear fission.

Nuclear fusion | Additional Science 2

Description and animation of nuclear fusion.