Atoms and Elements

Cars driving through thick smog

How Vehicles Pollute the Air

Learn how vehicles affect air quality, including their contribution to smog.

fuel cell car header

Hydrogen Fuel Cell Vehicles

Learn about vehicles that use hydrogen for fuel.

Test tubes with colourful liquids

Evidence of Chemical Change

Learn how to tell if a chemical reaction has taken place.

Periodic Table with molecular model

Introduction to the Periodic Table of the Elements

Learn about the elements of the periodic table and how they are organized.

Hand writing chemical equations

Chemical Equations

Learn about how to write and balance chemical equations.

Heating a liquid over a flame in a lab

Types of Chemical Reactions

Learn about the four main types of chemical reactions.

Electroplating equipment

Chemical Reactions: Conditions & Speeds

Learn about the special conditions that let some chemical reactions take place.

Cloud model of an atom

Introduction to the Atom

Learn about the parts of an atom and its history.

Colourful liquids and periodic table

Describing and Classifying Matter

Learn about the physical and chemical properties of matter.

Cube overflowing with spheres representing particles

Introduction to the Particle Theory of Matter

Learn about how the Particle Theory helps us understand matter.

Timothy Burkhart

Query a Career Profile

Students will explore career profiles and relate them to what they are learning in science class.

Casting hot iron

What Causes Hot Things to Glow?

Getting electrons excited by heat can cause certain materials to give off visible light when heated - like filaments in light bulbs.

Platinum crystals

Catalytic Converters

Learn about how catalytic converters make vehicle emissions less harmful.

Hamilton Street Railway bus in downtown Hamilton, Ontario © Adam E. Moreira [CC BY-SA 3.0], Wikimedia Commons

Fueling Internal Combustion Engines

Learn about the wide variety of fuels used in vehicles.

Hamilton, Ontario industrial area with Toronto skyline in the background

What are Greenhouse Gases?

This backgrounder explains what greenhouse gases are and how they contribute to climate change.