If Venus has an angular diameter of 30 arcseconds, how does this compare with the angular diameter of the full moon? Compared to the moon, Venus is about -
Astro 3- HW 1

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
the same size
30 times larger
1/3600 as large
1/30 as large
1/60 as large
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the range of possible values for Right Ascension?
0 to 12 hours
0 to 23 hours
0 to 90 degrees
0 to 180 degrees
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The mean distance from Earth to the sun is 384,400 km. This can be written as
3.844 x 10-3 km
3.844 x 10-6 km
3.844 x 104 km
3.844 x 105 km
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the moon rises at 6pm tonight, then tomorrow night it will rise at
the same time
12 am (midnight)
7 pm
5 pm
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The altitude of the Celestial Pole at your location is equal to your —
latitude.
longitude.
declination.
azimuth
right ascension.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The direction of motion of the moon in the sky, against the background of stars, is —
sometimes west to east but mostly east to west.
always west to east.
always east to west.
mostly west to east but sometimes east to west.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The moon subtends an angle of 30 arcminutes as seen from Earth. This angle is —
half a degree.
all of these
less than one radian.
more than 60 arcseconds.
none of these
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