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