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Strand E: Electricity at Home and Work

Some examples of biomass

Generating Electricity: Biomass

Backgrounders

Learn how biomass can be used to generate electricity.

Coal and natural gas fueled generator near Hanna, Alberta, Canada

Generating Electricity: Fossil Fuels

Backgrounders

Learn how energy from fossil fuels can be used to generate electricity.

Jean Paquin outside

Jean Paquin

Water Resources Analyst Engineer at Rio Tinto

Jean Paquin is a Water Resources Analyst Engineer at Rio Tinto.
Vivienne  Jaehn-Kreibaum sur une pente de ski

Vivienne Jaehn-Kreibaum

Career Profiles

Electrical Engineer

Vivienne Jaehn-Kreibaum is an Electrical Engineer for Facebook.
Roger Bragg à l'extérieur avec un VTT

Roger Bragg

Career Profiles

Construction Electrician

Roger Bragg is a Construction Electrician, practicing in Newfoundland.
Which materials bounce?

Which materials bounce?

Hands-on Activities

Balls go up and down. But what makes for a good ball? Find out by exploring which materials bounce.

Charging a cell phone

What If You Could Charge Your Phone Using Radio Waves?

STEM Explained

Could we use radio waves to charge electrical technologies in the future?

Thermal images of people and objects

Thermopower and the Body Heat-Powered Flashlight

STEM Explained

Can your body be a source of electricity generation? Maybe, if you understand heat transfer. Explore this concept through a 2013 invention by a Canadian teen.

City at night with transmission lines

Understanding Electricity Supply and Demand

Backgrounders

Electricity demand changes constantly. Suppliers need to generate more electrical energy when demand is high, and less when demand is low.

Heat pump diagram

Tapping Underground Energy with Heat Pumps

STEM Explained

Using the heat of the Earth’s interior, you can heat your home with a ground source heat pump. This kind of heating is cheaper and better for the environment!

Telegraph key used in Metcalfe, Ontario telegraph office (Ingenium)

Telegraph Key

Interactives

The telegraph works by transmitting signals through an electrical circuit. Learn more and print your own telegraph key using this 3d model of a real artefact.

Bacteria can be used to generate electricity

Microbial Fuel Cells

STEM Explained

In a few decades, some of the electricity you use might be generated by bacteria.

Drop tower ride

How is Lenz's Law Used in Drop Tower Rides?

STEM Explained

How do magnetic fields help you get down safely from the top of a drop tower ride? Learn how electromagnetic induction works at the amusement park.

How much power is generated when climbing a set of stairs?

How much power is generated when climbing a set of stairs?

Hands-on Activities

Put on your running shoes and sharpen your pencil! Investigate the mathematical connection between work and power in this hands-on activity.

illustration of a hydrogen car

The History and Uses of Hydrogen

STEM Explained

Hydrogen’s tendency towards combustion is what makes it both a dangerous chemical element and a useful energy source.