What is an ecliptic - Study guides, Class notes & Summaries
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Astronomy 101 Test #1 (Chapters 1-4) Questions with Complete Solutions
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How long does it take the Earth to orbit the Sun? Correct Answer-one year 
 
What is the name given to the path of the Sun as seen from Earth? Correct Answer-Ecliptic 
 
The ecliptic is best described as a(n): Correct Answer-plane 
 
How many months apart are Winter Solstice and the Vernal Equinox? Correct Answer-3 months 
 
Over what place on Earth is the Sun directly overhead on the Autumnal equinox? Correct Answer-the equator 
 
When you are facing Polaris you are... Correct Answer-...facing ...
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ASTR 101 Practice – Uvic Questions with Complete Solutions
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Even though it is not realistic, why is the celestial sphere model useful? Correct Answer-Describes the locations of things "on" the sky. 
 
Declination is measured from the _________ to the __________ Correct Answer-celestial equator; celestial poles 
 
How do you measure right ascension? Correct Answer-Measured from "First point in Aries" around the celestial equator 
 
Latitude is to declination as longitude is to __________ Correct Answer-Right Ascension 
 
Why are the zodiacal constella...
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UWRF Astronomy Final Exam Questions and Answers 100% Solved correctly
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What does a spectrometer measure? 
a) resolution 
b) how much light of each color is coming from a sky object 
c) subtended angle between stars 
d) length of a sidereal year - Answer-b) how much light of each color is coming from a sky 
The apparent path of the sun, moon, planets, and zodiac across the sky is called the 
a) equator 
b) celestial equator 
c) ecliptic 
d) horizon - Answer-c) ecliptic 
What is special about the stars Mizar and Alcor in the Big Dipper? 
a) they are actually a system...
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Test Bank For Explorations: An Introduction to Astronomy 9th Edition by Thomas (Arny)
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Test Bank For Explorations: An Introduction to Astronomy 9th Edition by Thomas (Arny) Directly above Earth's equator lies the ________ in the sky. 
A) North Celestial Pole 
B) South Celestial Pole 
C) Celestial equator 
D) ecliptic 
Answer: C 
Difficulty: 1 Easy 
Section: 01.01 
Topic: Locating Objects in the Sky 
Bloom's: 1. Remember 
Gradable: automatic 
Subtopic: Celestial Sphere Model 
2) All celestial objects rise in the east and set in the west because 
A) Earth is rotating from east to ...
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Science Bowl Astronomy Questions and Answers Already Passed
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Science Bowl Astronomy Questions and 
 
Answers Already Passed 
 
A solar eclipse can only occur at a: A. full moon B. new moon C. 1⁄2 gibbous moon D. 1⁄4 gibbous 
moon Answer: B 
 
Which of the following constellations cannot be seen in the summer sky of the northern 
hemisphere? A. Libra B. Orion C. Ursa Major D. Cygnus Answer: B 
 
What percent of stars in the sky that appear to be single stars are actually binary stars: A. about 
90% B. about 50% C. about 20 % D. about .5% Answer: B 
 
T...
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AST 111 Final Exam – Cumulative || All Correct.
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7 protons and 8 neutrons correct answers N-15 (7 protons) is an isotope of nitrogen. Its nucleus consists of: 
 
absorb correct answers A Hydrogen atom with its electron in the second energy level can ________ energy so that the electron moves to an energy level farther from the nucleus. 
 
rising gas below the photosphere correct answers Granulation is caused by: 
 
Ozone (O3) correct answers As mentioned in class, the molecule that is most responsible for blocking gamma-rays from space is: 
 
...
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ASTR 1020 - Final Exam Questions and Answers Top Graded 2024
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Which of the following is the smallest? 
a) 1 AU 
b) Size of a typical planet 
c) 1 light-month 
d) Size of a typical star - b) Size of a typical planet 
 
How are galaxies important to our existence? 
a) Without galaxies, the universe could not be expanding 
b) Without galaxies, there could not have been a big bang 
c) Galaxies provide the gravity that prevents us from falling off Earth 
d) Galaxies prevent planets from leaving their orbits around stars; e.g., our galaxy prevents Earth from lea...
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ASU AST11 Exam Questions With Complete Solutions
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How old is the universe? correct answer: 14 billion years old 
 
How many kilometers make up a light year? correct answer: 10 trillion kilometers or 10 x 10^12 
 
How many galaxies are present in the Local Group? correct answer: 40 
 
Is there ever a time when we, on the Earth, are not in some type of motion? correct answer: no 
 
How far away are the nearest stars, excluding the Sun? correct answer: at least 4 light years away 
 
The elements hydrogen and helium were created during the Big...
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Astronomy 1345 Exam 1 UTA With Complete Solution
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If there are about 6000 stars in the entire sky that can be seen by the unaided 
human eye, about how many stars would be seen at a particular instant on a given 
dark night from a single location with an uninterrupted distant horizon? - ANSWER 
3000 
Are the constellations seasonal? - ANSWER Yes. On a summer night many of the 
constellations you can see are different from the constellations you can see on a 
winter night. But there are some constellations you can see all year long. 
In modern a...
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Astronomy 110 Final Test Guide
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The declination of a star in our sky 
The angle between the celestial equator and the star, measured along a great circle Passing through both celestial poles. 
 
 
The angle between your zenith and your horizon is 
90°. 
The Sun rises due east in the sky when viewed 
from any site on the Earth, but ONLY on the first day of spring and the first day of 
fall. 
 
 
Two celestial coordinates, which together describe a star's position precisely in our sky, are: 
right ascension and declination 
 
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