Tutor and Freelance Writer. Science Teacher and Lover of Essays. Article last reviewed: 2019 | St. Rosemary Institution © 2010-2020 | Creative Commons 4.0

How Carbon Monoxide Detectors Work

Summary Carbon Monoxide Detectors is a device that detects the presence of Carbon Monoxide (CO) Excess Carbon Monoxide(CO) = Carbon Monoxide Poisoning Silent Killer Incomplete Combustion History of Dalton’s Law John Dalton (6 September 1766 – 27 July 1844) was an English Chemist, Meteorologist and physicist He investigated and published the atomic theory which states…

Constitution Act, 1867: Canada Becomes a Nation

What is Confederation? In Canada, the term Confederation refers to the union of the three British North American colonies. The three colonies were made into the four provinces of New Brunswick, Nova Scotia, Ontario and Quebec. The other provinces and territories entered Confederation later. What did Confederation do? The Constitution Act, 1867 created a federal…

Theories of Crime: Classical, Biological, Sociological, Interactionist

There are four basic theories of crime, and knowing and understanding each one is imperative for one to succeed in any legal profession. Whether one desires to become a lawyer, crime scene investigator, law enforcement officer, they will need to understand the different theories of crime. Understanding these theories will help with dispute resolution, crime…

Denmark, Norway, Holland, Belgium, and France fall to Hitler and Germany

Timeline… April 9, 1940 – Nazis invaded Denmark and Norway. May 10, 1940 – Nazis invaded France and Belgium. May 15, 1940 – Holland surrendered to the Nazis. What You need to know Beforehand: Scandinavia (Denmark, Norway and Sweden) was economically important to Germany Germany relied on iron ore from Sweden (shipped through Norway) to…