Other Objects in the Solar System

–          Since the universe is so incredibly large, astronomers (scientists who study space) are constantly discovering new objects in the universe. –          Even our solar system is incredibly large and contains countless objects. PLANETS AND THEIR MOONS –          Planets are only some of the objects in our solar system. –          Most of the planets (6…

Regional Weather

REGIONAL WEATHER –      Even though weather is affected by large weather systems moving across Canada, weather can also be affected by the make-up of the local environment (example: living near a lake or mountain). –      We’re going to be looking at five factors that affect regional (local) weather. THERMALS –      Most winds are caused by…

Respiratory Disorders: Asthma, Bronchitis, Emphysema, Cystic Fibrosis

Asthma – results in contraction of smooth muscle that surrounds airways – makes breathing difficult – allergic reaction – treat with bronchodilators – causes airways to dilate (increase in diameter) Bronchitis – inflammation of bronchial lining + overproduction of mucous and frequent coughing – related to smoking and other irritants (air pollution etc) – increased…

What is Evolution?

Evolution describes the changes in the gene pool of a species over time.  These changes are the results of mutations, natural selection and genetic drift. Often populations produce more offspring than the environment can support; in other words, they often exceed the carrying capacity.  Over-production of offspring leads to intraspecific competition and survival of the…

Isomers: Structure and Function

In chemistry, isomers are compounds with the same molecular formula but different structural formulas. The word is derived from the Greek ισομερης, isomerès; isos = “equal”, méros = “part”. There are many different classes of isomers, like stereoisomers, enantiomers, geometrical isomers (see chart below). Isomers do not necessarily share similar properties, unless they also have…

German and Prussia History

From 1815 to 1847 –          The restored rulers of the German states would reverse/weaken any reforms from the Napoleonic period –          Student fraternities (Burschenschaft) the most radical element in Germany Conservative Historian assassinated, Metternich convinces Emperor of Austria/King of Prussia to institute the Carlsbad Decrees (dissolve fraternities & censorship) –          Further revolts towards 1830 German…