Chapter 1

अब Quizwiz के साथ अपने होमवर्क और परीक्षाओं को एस करें!

DEFINE: equator

0 degrees

# of daylight hours in North Pole: dec solstice

24 hours darkness

latitude ranges from ___ to ____

90 degrees north and 90 degrees south

significance: arctic circle

all points north of 66.5 N are always outside the circle of illumination and have continuous hours of darkness

significance: antarctic circle

all points south of 66.5 S are always outside the circle of illumination and have 24 hours of darkness

rotation

alternation of daylight and darkness, gravitational pull of moon and sun

state the latitude in degrees: arctic circle and antarctic circle

arctic - 66.5 N; antarctic - 66.5 S

polarity

axis always points in the same direction relative to the stars

state the latitude in degrees: tropic of cancer and tropic of capricorn

cancer - 23.5 N; capricorn - 23.5 S

describe: fractional map scales

conveys distance on Earth and distance on a map with a fraction or ratio

# of daylight hours in N. Hemisphere: dec solstice

day becomes shorter with increasing latitude south of equator

inclination of earth's axis

earth's axis is tilted

latitude of the vertical rays of the noon sun: march equinox

equator

latitude of the vertical rays of the noon sun: september equinox

equator

diff between equivalent and conformal map

equivalent - shows correct size relationships conformal - shows correct angular and shape relationships

define: isoline

lines of equal anything

DEFINE: meridian

lines of longitude

DEFINE: parallel

lines of longitude

DEFINE: longitude

location expressed as an angle east or west of the equator

DEFINE: latitude

location expressed as an angle north or south of the equator

is the noon sun directly overhead at the equator every day of the year?

no, the vertical rays of the noon sun strike the equator on the march and september equinoxes

# of daylight hours: june solstice

north pole 24 hours daylight, south pole 24 hours darkness

# of daylight hours: december solstice

north pole 24 hrs darkness, south pole 24 hrs daylight

significance: tropic of cancer

northernmost latitude reached by the vertical rays of the Sun

revolution around the sun

revolving and orbiting around the sun

significance: tropic of capricorn

southernmost latitude reached by the vertical rays of the Sun

latitude of the vertical rays of the noon sun: june solstice

tropic of cancer - 23.5 N

latitude of the vertical rays of the noon sun: december solstice

tropic of capricorn 23.5 S

describe: graphic map scales

uses a line to represent actual distance on earth's surface

# of daylight hours in N. Hemisphere: june solstice

with increasing latitude, day becomes longer

what is the longest day of the year in the midlatitudes in the N. Hem?

June solstice

4 factors of earth-sun relations

1. rotation 2. revolution 3. inclination 4. polarity

# of daylight hours in North Pole: march equinox

12 hours

# of daylight hours in North Pole: sept equinox

12 hours

# of daylight hours in N. Hemisphere: march equinox

12 hours daylight, 12 hours darkness

# of daylight hours in N. Hemisphere: sept equinox

12 hours daylight, 12 hours darkness

# of daylight hours: march equinox

12 hours daylight, 12 hours darkness

# of daylight hours: september equinox

12 hours daylight, 12 hours darkness

DEFINE: prime meridian

180 degrees

# of daylight hours in North Pole: june solstice

24 hours daylight

at the north pole, how many months of the year is there no sunlight at all?

6 months

longitude ranges from ___ to ____

90 degrees west and 90 degrees east

what is the longest day of the year in the midlatitudes in the S. Hem?

Dec solstice


संबंधित स्टडी सेट्स

Chapter 3: Charts: Depicting Data Visually

View Set

6.3: Defense Against Infectious Disease

View Set

Visual Basic 2 Test 1 Chapter 1 & 2

View Set

Unit 4 - Weather & Climate - CONTENT Review

View Set

Chapter 24 Alterations in Genitourinary Function

View Set

The Preamble to the U.S. Constitution

View Set