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Flashcards in tiffany's geo Deck (25):
1

how many time zones are there in canada?

6

2

what's different about Newfoundland time?

half an hour difference (instead of an hour)

3

how many hours difference is there between Canada's most easterly and most westerly time zones?

4 and a half hours

4

time zones are an interval of __ degrees apart?

15 degrees (360/24=15)

5

example of a direct statement scale

1cm = 100km

6

example of a representative fraction (ratio) scale

1 : 500 000

7

latitude

horizontal

8

longitude

vertical

9

prime meridian

0° E/W

10

international date line

180° E/W

11

north pole

90° N

12

arctic circle

75° N

13

tropic of cancer

45° N

14

equator

0° N/S

15

tropic of capricorn

45° S

16

antarctic circle

75° S

17

south pole

90° S

18

military grid

eastings first, then northings

19

how many digits are there in a military grid reading?

6

20

contour lines create what pattern when crossing a valley?

V (that always points uphill)

21

what are closed depressions?

holes? basically below 0

22

closed depressions are marked with

hatch marks

23

index contours indicate

a specific or important interval

24

who came up with the idea that there should be a standard time zone system worldwide?

Sir Stanford Fleming (Canadian)

25

when did the standard time zone system become official?

1884