Astr 5 Questions with Correct Answers |
Updated (100% Correct Answers)
Which of these objects is the smallest? Answer: Supercluster
Galaxy
Cluster
Sun
Solar system
-sun
Which of these parts of our cosmic address is NOT correct? Answer:
Galaxy Cluster = Virgo Group
Which of these is true about stars and their locations in the sky?
Answer: The altitude for a star at zenith is 90 degrees
You see a star to the southwest. I'm five minutes, the star will most
likely be at: Answer: A lower altitude
Which of these stars will be above the horizon the longest in Los
Angeles? Answer: Star with a declination of +50
When we say the moon "orbits" the Earth, what do we mean by
"orbit"? Answer: The moon is traveling around the Earth
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The Sun is setting at this moment. It is at the horizon exactly west.
Which of the following could be the altitude and azimuth of the
Sun? Answer: Altitude=0°, Azimuth=270°
Which of these five objects is the largest? Answer: Supercluster
What is the declination for the celestial equator? Answer: 0
Which of these is true about Polaris? Answer: Polaris is directly
overhead if you are at the North Pole
Polaris will be at an altitude of 34 degrees in Los Angeles
(Latitude=34 degrees)
Polaris has a declination of +90 degrees
All of the above
All of the above
Imagine a star is 10 light years away. If that star exploded, we would
see the explosion: Answer: In 10 years
Which of these is a coordinate used to give the location of a star on
the celestial sphere? Answer: Right ascension
Imagine I am going to give you the coordinates to go look an
interesting planet in the sky tonight in Los Angeles at 10pm. Which
coordinates would be most useful to you for finding the planet
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without using any computers or other devices? Answer: Altitude
and azimuth
T/F: Trying to give real-time commands to satellites or probes that
are orbiting other planets can be difficult because of the time it
takes radio signals carrying the commands to go from the Earth to
the satellite. Answer: True
Which of these numbers is larger and by approximately how many
times?
2.1 x 10 6 or 2.2 x 10 4 Answer: 2.1 x 10 6 by 100 times
Uranus is 20 AU from the sun. Uranus is_____ times farther from the
sun than the earth is. Answer: 20
Which of these azimuth is NOT correct? Answer: Due West= 290
Which of these statements is true? Answer: Most of the atoms in
our body have passed through (and in many cases formed) in stars.
Proxima Centauri is: Answer: The closest star to the sun
Part of the Milky Way galaxy
Part of the same galaxy cluster as our Sun
More than 1 light year away
All of the above
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All of the above
Our solar system is made up of the sun and: Answer: Anything that
orbits the sun
As you increase the amount of background light (light pollution),
the number of stars that can be seen: Answer: Decreases
Which of these is true about the scientific method? Answer: The
scientific method for astronomy has to mostly use observations
instead of experiments in a lab to test hypothesis.
Which term best describes the earth spinning every 24 hours
Answer: Rotate
Which term best describes the earth going around the sun Answer:
Revolve
Which of these is most likely topocentric coordinates for Polaris
here in Los Angeles (Lat=34N) Answer: Altitude = 34, Azimuth = 0
The New Horizons probe recently visited a new object in the Kuiper
Belt, one of the farthest parts of our solar system. Which of these is
the most likely distance to the object? Answer: 45 light years
An astronomical unit is Answer: The best unit for measuring
distances in our Solar System
Defined as the average distance from the Earth to the Sun
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