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Standards-aligned videos with high-quality captions and audio description.

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Accessibility Information

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DCMP offers the only guidelines developed for captioning and describing educational media, used worldwide.
Captioning Key
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Accessibility

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About the Described and Captioned Media Program

The DCMP provides services designed to support and improve the academic achievement of students with disabilities. We partner with top educational and television content creators and distributors to make media accessible and available to these students.
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Electricity and Magnetism

Within Science

Still image from: All the Answers: Solar System, Light Bulb, Chemical Reactions!

Man sitting outside looks at us as he talks, gesturing with his hand forward as he speaks.

Measurement device placed on a circuit powered by three AA batteries. Device shows 0.05 on the display. Caption: (Adabot) zero point zero five amperes.

Person speaking. Illustration of a battery. Caption: A battery uses chemistry to create electricity.

Illustration of a circuit board with a tubular object bridging two paths. Caption: In this circuit, I'm filtering power.

Rectangular diagram with objects moving clockwise around the perimeter. Caption: Electrons flow through the diode in one direction,

Machine labelled DS1052E Digital Oscilloscope with a wavy line across the screen and complex controls. Caption: We measure frequency in units called hertz.

Person in a workshop holding a power cord with three prongs. Caption: The answer is these three-prong cables are grounded.

Person and a robot in a workshop with a laptop in front of them. Caption: Hertz is how many times something happens per second.

Closeup of a complex circuit board with capacitors and other structures. Caption: But ICs, well -- ICs can have lots of connections.

Joules = force x distance. Caption: we multiply force and distance

Person and a robot standing in front of shelves full of boxes. Caption: Kits? What's a kit?

Robot and three LEDs. Caption: LEDs make much more sense now.

Robot and bird with walkie-talkies in a workshop. Caption: It's not audio noise, it's electrical noise.

An illustration depicts a transistor, resistor, and an L E D. Caption: P C B stands for, printed circuit board.

Still image from: Crash Course Chemistry: Electrochemistry

Cartoon of three people and bird. The bird is holding a banana peel. Caption: Our solar power system is kaput!

A reservoir of water with a dam at one end and water flowing out the other side. Caption: until it's needed by the electric plant.

A circuit being powered by a large battery and causing a lightbulb to illuminate. Spanish captions.

Behind the headline, “Electricity,” we see electrical waves moving through illuminated power lines.

City sidewalk with well-lit buildings lining one side. Spanish captions.

Industrial claw with giant magnet descending on a pile of trash. Caption: Pass an electric current through the coil,

Powerline tower with numerous powerlines. Caption: reaches our homes and schools over cables and wires…

Still image from: Emily's Science Lab: Flying Teabag Ghosts

Linked hexagonal structures drawn on graph paper. Caption: Graphene is a single layer of carbon atoms

Cartoon owl at the controls of a vehicle. Caption: It is a free source of light.

Two technicians inspecting an installation. Caption: And I am an indoor electrical wireman.

Person at a wall of controls. Caption: when atoms are either joined together or split apart.

Person holding a magnet above a pile of metal shavings. Some of the metal shavings are adhering to the magnet. Caption: that exert a force on metal objects when they're nearby.

Black and white illustration on wrinkled white background. A generating station connects to power lines, some outlined with neon pink zig zags.

Man in hard hat and yellow vest stands in tall grass beside a truck. Row of transmission towers cascades behind him. Another man in yellow looks up at green and red-leaved trees at right.

Men in yellow shirts and hard hats work at an electrical station. Cars, equipment, and grassy field occupy background.

Vague blue outline of North America is illuminated by flares of light.

Person placing a magnet to one side of the path directly in front of a ramp. A dotted line projects the path of an object that will move from the ramp and curve toward the magnet. Caption: Let's place the magnet somewhere to alter the marble's course.

Diagram of a circuit. Spanish captions.

Cartoon of a person straining to push a large log. Caption: You could supply the energy to push the log.

Cartoon character talking. Caption: Why is this compass and that magnet pointing here?

Boat on the water. Caption: The bamboo battens also held the sail taut,

Rectangular objects with one end labeled N and the other labeled O emitting half-ovals of wavelengths. Caption: or push each other away.

Flat horseshoe magnet. Curved top is red with silver magnetic pole ends. One pole is labeled N.

Underwater view of tangles of nets floating stationary. Caption: nets cause extensive damage to the ecosystem

A magnet film is placed on the surface of an electronic device, which results in the appearance of a specific pattern on the magnet film.

Cartoon of two characters sitting on a couch. Caption: It comes from an electric generator.

Circuit board with red and black wire. Resistor and LED with positive and negative polarity are displayed. A schematic shows a diagram of the red wire as 5v red row, black wire and black row. Caption: the positive side of my power.

Two rectangular batteries with positive and negative leads. Caption: An automobile battery is an example of a wet cell.

Illustration of the Earth with a glowing aura and streaks of light. Caption: Today, we'll explore a strange and invisible force

A person working on a machine. Caption: in the presence of a large magnetic field,

Computer screen showing a line graph of multiple measurements taken at different times. Caption: to add the ultra-fine layers of semiconducting materials

Waves striking a man-made jetty of rock. Caption: could help solve the world's energy problems.

Three blade wind turbine as seen from below. Caption: Wind turbines are mounted on high towers.

Still image from: SciShow Kids: Fun With Magnets

Still image from: Teen Kids News (Episode 2101)

Person holding a screw touching a paper clip. Caption: then this screw should be able to generate a magnetic field.

Person holding an object near a compass. The arrow on the compass points towards the object. Spanish captions.

Outlet extender on a wall with several cords leading to it. 1 outlet has an additional 2-prong extender with a grounding receptacle plug that does not have a space to plug in.

A large dam spanning across a lake. Caption: It's the world's largest hydroelectric dam.

Man writing with a quill in a candle lit room. Caption: Matter of fact, he studied and studied and studied.

Graphic of a dissected teal battery with a plus sign and text that reads, "positive electrode," at the top and a minus sign and text that reads, "negative electrode," at the bottom. Next to it is a green cylinder labeled, "electrolyte."

Conductor hooked up to a battery. Spanish captions.

Two brick magnets being pushed together. Spanish captions.

Yellow horseshoe magnet clings to a rod above text that reads, "What is a Magnet for Kids."

Two conductors attached to objects. Caption: but conducts electricity when it's very hot.

Illustration of a tube with some internal structures and a rod through the center. Caption: When you make the generator turn,

Random objects placed on a table. Caption: Let's experiment to see what'll stick to a magnet

Still image from: Xploration DIY Sci: Electricity

Still image from: Xploration DIY Sci: Magnets