World War 2

Posted by on Mar 7, 2018 in Physics | 0 comments

Militarism: Build-up of armed forces to prepare for war.

Alliance: Agreement between countries to defend or fight together.

Imperialism: Belief of a country in building upa n empire and controlling less powerful countries.

Nationalist: Pride in a country, with people wanting to govern themselves or defend themselves.

CAUSES WW1:

1880 Need for market.

1882 British-Belgian alliance

1870 Franco-Prussian War (Alsace and Lorraine were given to German Empire.

1882 The Triple Alliance (G,AH,I)

1900 Navy. German

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Magnetism

Posted by on Nov 4, 2013 in Physics | 0 comments

Induced magnetism: magnets attract materials by inducing magnetism in them, in other words the material becomes a magnet as well. The side of the material facing the magnet will become the opposite pole as the magnet.
Ferrous material: magnetic – anything which contains iron, nickel, or cobalt can be magnetised
Non–ferrous material: non-magnetic e.g. copper, grass, ketchup, butter, wood, ass-gravy (poop) etc.
Magnetisation methods:
-inducing magnetism produces a weak magnet. It can be magnetised

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