Cluster 4: Water Systems

Oceans absorb the greatest amount of solar radiation on Earth. Ocean warming can lead to glaciers melting and ocean acidification.

Water is a precious natural resource. What happens if it gets polluted? Learn how water can be cleaned with this hands-on activity?

Learn about the chemical reaction that happens between acid rain and limestone.

Create a model of ocean currents and learn how currents are formed.

The fracking process gets natural gases out of rocks. This process can have effects on freshwater, water quality and even earthquakes!

What are microplastics? How are plastics polluting aquatic ecosystems?

How will arctic ice melt from climate change affect exploration, scientific research and geopolitics?

8 images of some invertebrate animals such as sea anemones, coral and jellyfish that live in a marine environment

Learn about how craters are formed and about some of Canada's impact craters.

Learn how to make a pH indicator and test water samples.

Learn how you can write and reveal secret messages in this hands-on chemistry activity.

4 images of some fish such as koi that live in freshwater river and lake environments and in freshwater aquariums and garden ponds

14 images of some fish such as lion fish, grouper and sharks that live in saltwater environments like oceans, saltwater lakes and aquariums

When fertilizers from agriculture get into lakes and rivers, big problems can result for aquatic ecosystems, food chains & webs!