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問題一覧
1
The new moon cannot be seen because the moon
Between the Earth and the sun
2
The point of nearest approach of the planet to the Sun:
Perihelion
3
at first point of aries:
sun reaches 0° declination from North to South
4
On or about June 21
north of the arctic circle, the sun never sets
5
While observing the moon, it is less than half with cusps turned towards the sun, the moon is therefore:
Crescent waxing
6
It is the point where the moon reaches its farthest distance from the Earth:
Apogee
7
As observed from the Earth, the angle between the lines from the Earth to the sun and the Earth to a celestial body is known as:
elongation
8
A celestial body is said to be in ______ when the sun is between this celestial body and the Earth:
superior conjunction
9
While observing the moon, it is less than half with cusps turned away from the sun, the moon is therefore:
crescent waning
10
When the moon reaches quadrature, about a week after full moon, the moon is:
half illuminated, waning
11
Torrid zone is:
The parallels of about 23° 27.0' north and south
12
An area between the tropics of Cancer and Capricorn:
Torrid zone
13
In low latitude, a first quarter moon will always rise at about:
1200 LMT
14
Days are shorter and nights are longer in the Northern Hemisphere
15
Terminator
16
lunation
17
Half-illuminated, waxing
18
the earth is between a planet and the sun
19
the sun is vertically overhead at noon at all places in lat 23° 27' N
20
In the western sky succeeding sunset
21
365 days, 5 hrs, 46 mins, 48 secs
22
66° 33' N
23
Opposition
24
Which is correct regarding the sun’s declination:
the sun is near maximum declination north at first point of cancer
25
At winter solstice:
the days are shorter and the nights are longer in the southern hemisphere
26
About ten or eleven days before the Earth reaches aphelion:
days are longer and nights are shorter in the southern hemisphere
27
The point where a straight line from the Earth is tangent to planet Venus’ orbit, when the elongation becomes maximum and observes planet Venus brightest in the eastern sky
Greatest elongation east
28
Elongation becomes zero at the:
Inferior conjunction
29
The new moon cannot be seen because the moon:
Between the Earth and the sun
30
In low latitudes, the full moon will always rise at about
sunset
31
Which condition exists at the summer solstice in the Northern Hemisphere
the s. hemisphere is having winter
32
Planets whose orbits are lesser than that of Earth:
inferior planets
33
The Earth is said to be in "Aphelion" on approximately
4th July
34
When the sun is said to be at the Vernal Equinox, it means that the sun is directly above the equator. The sun is crossing the equator from
the southern hemisphere to the northern hemisphere
35
Temperate zones are _______.
regions between the frigid and torrid zones
36
Superior conjunction occurs when ______________________.
the sun is between the Earth and the planet
37
At summer solstice, _____________.
everywhere north of the Arctic Circle, the sun is circumpolar
38
When the sun is at aphelion, which of the following is correct regarding the sun's declination?
the sun's declination is 0º going from N to S
39
On or about June 21, _____________.
has long warm days and short nights in the northern hemisphere
40
Solar years consist of ____________.
365 days, 5 hours, 48 mins., 46 secs.
41
The moon is rising while the sun is setting. What is the phase of the moon?
Full moon
42
First Point of Capricorn occurs ____________.
on or about December 22
43
It is the declination of the sun 23.5 degrees south and the vertical rays of the sun at the time of winter solstice, this is about December 21.
Tropic of Capricorn
44
When the GHA of the sun equals the GHA of the moon, it is called
Conjunction
45
A circle on the earth's surface that connects all points of equal latitude
Parallel of latitude
46
The approximate position of the stars is based on sidereal time, which is based upon the rotation of the Earth relative to
Vernal equinox
47
Half of the meridian from pole to pole passing through a given point
upper branch
48
This is the position of the moon's conjunction when the moon has the same celestial longitude as the sun.
New moon
49
The motion of the sun as seen by an observer on Earth
Apparent
50
On or about June 21, ____________
the sun reaches its highest declination north