Chemistry
What is a chemical change? List how can you tell that a reaction or a material has had a chemical change?A reaction that causes new substances with new properties to form.,Gas bubbles,Light/Heat,Colour change (* must be combined with one other chemical evidence),Precipitate formsGive at least 5 different examples of physical properties?Melting point, boiling point, atomic mass, colour, malleability, conductivity, lustre
a) valence electron: electron in the outermost shell/orbitb) stable
Lens
What is a real image? An image where real rays intersectWhat is a virtual image? An image that appears to be coming from behind the mirrorDescribe the law of reflection as a relationship between the angle of incidence, the angle of reflection, and the normal. The angle of incidence, angle of reflection and normal all lie in the same planeDescribe the kinds of images that can be formed by plane mirrors. Only virtual images, little distortionWhat type of mirror produces only diverging rays?...
Dieppe During the Second World War, on 19 August 1942, the Allies launched a major raid on the small French coast port of Dieppe. Operation Jubilee was the first Canadian Army engagement in the European war, designed to test the Allies' ability to launch amphibious assaults against Adolf Hitler's "Fortress Europe." The raid was a disaster: More than 900 Canadian soldiers were killed, and thousands more were wounded and taken prisoner. Despite the bloodshed, the raid provided valuable lessons for...
Residential Schools were government-sponsored religious schools established to assimilate Indigenous children into Euro-Canadian culture. Although the first residential facilities were established in New France, the term usually refers to the custodial schools established after 1880. Originally conceived by Christian churches and the Canadian government as an attempt to both educate and convert Indigenous youth and to integrate them into Canadian society, residential schools disrupted lives and...