In Canada, GHS does not replace WHMIS. Instead, WHMIS 2015 aligns the two systems. This includes:
• New classification rules and hazard classes
• New hazard pictograms
• New supplier labels
• New format for the Safety Data Sheets (SDS)
Learn more about WHMIS 2015 in this video.
November 25th marks the 100th birthday of Alberta Einstein’s theory of General Relativity
Thanks to the Globe and Mail
- The particle theory of matter helps to explain the physical characteristics of matter.
- Matter can be classified according to its physical characteristics.
Inquiry Skills Used
This is a scientific inquiry/investigation, not research.
Wear goggles for the mixing of the rice and salt as well as the Where to Go from Here, rubbing alcohol and water extension.
This activity helps to illustrate the particle theory and how it applies to solutions. Some earlier work using the particle theory is a prerequisite.