A: When light reaches the rods and cones in the retina at the back of the eyeball, a series of complex chemical reactions takes place, forming the chemical rhodopsin that converts the light into electrical impulses, according to the Vision for Tomorrow Foundation. The electrical impulses travel to the optic nerve.
To vote in a Canadian federal election you must be: 1  A Canadian citizen (Temporary and permanent residents cannot vote); 2  18 years old or older on election day; 3  Residents in the electoral district; and. 4  Registered on the Voters List (also called the list of electors).he National Register of Electors is a database of Canadians who are qualified to vote. A few weeks before the election, Elections Canada will send you a Voter Information Card if your name is on the voters lists.
Fact sheet #11 Proportional representation by single transferable vote system Proportional representation by single transferable vote (PR-STV) Proportional representation by single transferable vote (PR-STV) is a distinctive variant of proportional representation systems.R-STV systems ask voters to rank candidates on the ballot â which is called a preferential ballot. Votersâ choice is based on ranking candidates rather than on choosing a party, so voters can choose between candidates from the same party or vote for candidates from different parties.