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Astronomy
Page 9
Questions (9,860)
What type of galaxy is described as revolving around a single point and has spinning arms of stars which extend from the center?
2 answers
asked anonymously
162 views
The table below compares three galaxies.
1 2 3 Type of galaxy Shape Force holding it together Type of matter present Spiral
2 answers
asked anonymously
358 views
A space body that has a main body and a tail that orbits the sun is called a
Group of answer choices comet meteor asteroid
2 answers
asked by
John B
101 views
The table below shows Herman's mass and the mass of different planets in our solar system.
If Herman were to stand on each
1 answer
asked by
kali
209 views
Given the following images, choose the one that most likely represents an O-class star.
Star A is a yellow star. Star B is a blue
5 answers
asked by
Oscar
4,342 views
How were asteroids formed? Were they just formed by melted materials in space? were they formed in the asteroid belt?
1 answer
asked by
Sara
405 views
What problems does the granulation tack model of the early solar system evolution attempt to explain
2 answers
asked anonymously
60 views
The following chart shows the gravity on each planet. Order the planets from where you would weigh the least to where you would
1 answer
asked by
kali
183 views
What season is it when the days are getting longer and the sun is hitting both hemispheres nearly equally?
Group of answer
1 answer
asked by
John B
106 views
The outermost layer of the sun's atmosphere, also emits light but only is visible as a white halo during a solar eclipse
Group of
1 answer
asked by
John B
125 views
What does this tell us about Neptune?
A. It has mass but Uranus doesn’t. B. It has more mass than Uranus. C. It has the same
1 answer
asked by
John B
98 views
Which planet orbits the fastest?
A. Mercury B. Earth C. Jupiter D. Neptune
1 answer
asked by
John B
132 views
In astronomy the term perihelion refers to the point in the orbit of an asteroid, comet, or planet when it is closest to the
2 answers
asked by
Anonymous
897 views
___. The star runs out of hydrogen to fuel it and so cools down and swells out. Elements from____ to___ are formed
1 answer
asked by
brooklyn
114 views
Properties of Stars Quick Check
1 of 5 Items Question Which measurement of a star depends on the distance of the star from earth?
10 answers
asked by
john
1,933 views
Identify the conjunction Earth rotates on its axis and revolves around the sun.
4 answers
asked by
Erica McDonnell
1,802 views
Explain why the outer planets did not lose the lighter gases in their atmospheres?
Can someone help me please??
5 answers
asked by
that emo girl!
2,385 views
ASTRONOMY- an object's weight on mars can be found by multiplying 0.38 by the object's weight on mars.
a) an object weighs p
4 answers
asked by
alanaR.
1,621 views
Three stars, Star 1, Star 2, and Star 3, are at almost equal distances from Earth. The table below shows the masses of the three
2 answers
asked anonymously
214 views
if the constellation Pegasus has just left the night sky, how many more months until winter break? How do you know?
1 answer
asked by
tony
114 views
1. Why can certain stars sometimes be identified as eclipsing binary stars?
A. They are brighter than any single star B. They are
68 answers
asked by
.
26,925 views
The outermost layer of the sun's atmosphere, also emits light but only is visible as a white halo during a solar eclipse
Group of
1 answer
asked by
John B
94 views
Based on the model, which is the largest of the four planets closest to the sun?
Mars Earth Mercury Venus
1 answer
asked by
John B
125 views
If the moon suddenly split in half what would happen to people on Earth?
1 answer
asked by
A
97 views
Earth and the other planets closest to the Sun are made mostly of _______
A. Rocks B. Metal C. Water D. Gas
3 answers
asked by
kippy vr
176 views
A newly discovered planet orbits a distant star with the same mass as the Sun at an average distance of 118 million kilometers.
4 answers
asked by
Kat
2,003 views
some stars are so far away that their position appear fixed as earth orbits the sun. other stars, however, appear over time to
3 answers
asked by
Anonymous
990 views
1. The radius of the Sun is 7 X 10^5 kilometers. Use powers of ten to show that the Sun's radius is about 100 times the Earth's
1 answer
asked by
John
1,278 views
Emission spectra can be used to confirm the materials that make up stars to determine the material composition.
a. True b. False
3 answers
asked by
Kat
93 views
The luminosity of a star can be calculated by using the following equation.
L=4pir^2ot^4 In the luminosity equation, represents
1 answer
asked by
E
88 views
Hydrogen accounts for 71% of the Sun's mass today. If only one tenth of that Hydrogen burns into Helium, how long could the Sun
4 answers
asked by
keitanako
1,348 views
The Sun is approximately 9.29x10^7 miles from Earth. The moon is approximately 2.389x10^5 miles from Earth. How much farther is
3 answers
asked by
Anonymous ;)
88 views
Which statement about stars is correct?
A. Star formation begins in a nebula. B. White dwarfs become main-sequence stars when
1 answer
asked anonymously
116 views
During a solar eclipse, what is the phase of the Moon?
A. first quarter B. new C. full D. third quarter
1 answer
asked by
kippy vr
207 views
With which type of galaxy is a small galaxy most likely to merge? Select the two correct answers. A bc
1 answer
asked by
Rengoku
197 views
If Earth were located where Mars is in space, the temperature of Earth would
A) be significantly higher. B) be significantly
3 answers
asked by
Ameenata
872 views
Which of these observations of Barnard's Star is most likely accurate?
Please help! T have to finish this TODAY!!! and I have no
4 answers
asked by
Turtles are the best!
2,536 views
Plantets A, B, and C orbit a certain star once every 2, 5, and 12 months. If the three plantes are now in the same straight
6 answers
asked by
Anonymous
2,100 views
Mars has a mass of 6.5 x 10 to the power of 23 kg and the sun has
a mass of 1.99 x 10 to the power of30 kg. How many orders of
1 answer
asked by
Kelly
447 views
The ____ motion of a star can be determined by studying its spectrum
2 answers
asked by
ashlee. :D
606 views
Is the Hertzsprung-Russell diagram still a valid instrument in studying stars, given that it is over 100 years old? and why?
4 answers
asked by
samatha
4,479 views
Olympus Mons is the largest mountain on Mars at a height of 22 km above the surface. Mars has a mass of 6.42x1023 kg and has a
3 answers
asked by
Lila
575 views
The nearest star beyond the sun is Alpha Centauri, 4.2 x 1016 meters away. If we received a radio message from the star today,
5 answers
asked by
Jarrad Schomaker
7,519 views
Having nothing to do with trigonometry, what type of parallaxes use the width of absorption lines to estimate the star's
2 answers
asked by
Liz
667 views
How would I go about estimating a stars apparent visual magnitude using only my eye's?Advice or good internet site is
1 answer
asked by
nichola
442 views
Galileo Galilee is known for hi
2 answers
asked by
Damtew Hussein
82 views
Equinox occurs when
1.21-22 June 2. 21-22 December 3. 22-23 April 4. 21-22 March and 22-23 September Which among the following
2 answers
asked by
Bonia
73 views
What is the smallest and closest planet to the sun?
2 answers
asked anonymously
76 views
The path along which a planet travels round the sun is called what?
2 answers
asked anonymously
88 views
A starship is orbiting Milgram, a large moon of the planet Erdosar. The ship's sensor array detects that the temperature on the
5 answers
asked by
KEVIN
144 views
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