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Unit B: Understanding Energy Transfer Technologies

Carillon Hydroelectric Power Station, Saint-André-d'Argenteuil, Quebec

Generating Electricity: Hydroelectric Power

STEM Explained

Learn how moving water can be used to generate electricity. This is called hydroelectric power generation.

Green leaf inside

Green Energy

Backgrounders

An overview of environmentally-friendly ways to generate electricity and power

Drop spindle with wool

Recycling Yarn Part 2: Spinning

Hands-on Activities

This is the second part of a two-part activity on recycling yarn.

Hands holding a hot mug

Introduction to Heat Transfer

Backgrounders

Learn about the different ways that heat is transferred.

Image showing the physics of flight on a drone.

Resources on Physics and Aerospace

STEM Explained

Resource page including articles and career profiles related to physics and aerospace.

hermographic image a woman’s head and neck

Thermal Imaging

Backgrounders

Learn about uses of thermal imaging as a medical imaging technology.

Pitcher holding a baseball

Why Do Curveballs Curve?

STEM Explained

Bernoulli’s equation is key to understanding why curveballs curve.

What is the Greenhouse Effect?

What is the Greenhouse Effect?

Hands-on Activities

Explore the greenhouse effect and learn about the impacts it can have on the environment.

What is an exothermic reaction?

What is an exothermic reaction?

Hands-on Activities

Things are heating up! Explore the temperature change that occurs in an exothermic reaction and the role of catalysts is this chemistry activity.

Digital Baking Thermometer

Tools: Thermometers

Picture Collections

6 images of some instruments such as clinical and baking thermometers that have been designed to measure temperature for specific purposes

International Space Station in the rays of the Sun

Temperature on Earth and on the ISS

Backgrounders

Temperature is an important part of life on Earth and life in space. This backgrounder explains what temperature is, how it affects people and how it is controlled on the International Space Station.

Mars Science Laboratory Parachute Qualification Testing

Testing Parachutes for Mars

STEM Explained

NASA engineers apply kinematics and dynamics to test parachutes designed specifically to help space probes land safely using aerodynamics.

Construction vehicles use hydraulics. Image © Djahan, iStockPhoto.com

Hydraulics 101

STEM Explained

Hydraulics power many of the large machines you see around you.

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.

Polar bear and two cubs

How do animals stay warm in the winter?

Hands-on Activities

Animals have some unique adaptations to stay warm. Discover what conduction of heat and insulation have to do with staying warm!