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Astronomy
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Questions (9,717)
Uranus is approximately 2.74 x 10^9 km away from the Sun at perihelion and 3.00 x 10^9 km at aphelion. Find the eccentricity of
4 answers
asked by
Cameron
1,285 views
How do outer planets differ from inner planets?
A. They are smaller than inner planets. B. They consist of a mixture of gases and
5 answers
asked by
Jozikee
262 views
For which project would knowledge of Kepler's laws prove most useful?
O calculating the mass of Earth O determining the structure
3 answers
asked by
Mira Free
82 views
Which are accurate statements about dark matter? Select the two correct answers.(1 point) Responses Scientists have hypotheses
3 answers
asked by
kitty face
73 views
Which galaxy is the Earth a part of? (1 point)
• Andromeda • M31 • Milky Way • Magellanic Clouds
3 answers
asked anonymously
77 views
What triggered the cyclic model of the origin of the universe?
1 answer
asked anonymously
163 views
Which does Kepler’s first law state about the orbits of planets in our solar system? (1 point)
Responses Their distance from
3 answers
asked anonymously
97 views
How are asteroids and comets similar?(1 point)
Responses Both typically have tails. Both typically have tails. Both are frozen.
1 answer
asked by
oliver
40 views
5-10 other questions about black holes
1 answer
asked anonymously
23 views
In space, the angular resolution of the Keck telescope is govererned by the diffraction limit.
How far away could you read the
4 answers
asked by
Titos
4,539 views
"Earth is the third planet from the sun."
Why is this a bad claim for a persuasive text?
22 answers
asked by
gray
4,912 views
Suppose the moon rotated on its axis just as quickly as Earth. Would you still always see the same side of the moon from Earth?
*
29 answers
asked by
Sarah
15,532 views
Use the story "Caroline Chases Comets" to answer the question.
Caroline Chases Comets Which event comes last in the sequence
2 answers
asked by
Lol
232 views
Which type of star is in spectral class K and has a luminosity of 10^6
5 answers
asked by
alex ;w;
2,437 views
The International Astronomical Union (IAU) defines a constellation by its (1 point)
A. star pattern B. Greek name C. brightest
2 answers
asked by
wiggle
253 views
2.
The moon appears to shine because it _____. reflects Earth’s light radiates starlight reflects sunlight radiates its own
7 answers
asked by
Emo Freak
83 views
The Sun, like 80 to 90 percent of stars, is in which stage of life?(1 point)
Responses red giant red giant dying star dying star
2 answers
asked anonymously
205 views
the sun is classified as a yellow dwarf star, which is a star in the ,main sequence of the hertzsprung-russell diagram. this
2 answers
asked by
Leyla
658 views
What is it called when the moon passes through the penumbra of Earth’s shadow?(1 point)
partial lunar eclipse partial lunar
4 answers
asked by
Idk
538 views
Which of the following explains why objects in our solar system are in a spinning motion?
A. The gravitational pull of the sun
4 answers
asked by
cassy
2,065 views
Galaxies and The Universe Quick Check
5 answers
asked by
Anonymous
1,592 views
Hi, Does Anyone Have the Answears For [Lesson 19: Sun, Moon, Earth Unit Test?]
4 answers
asked by
ConfusedHomeSchooler
672 views
The mass of Pluto is approximately 1 × 1022 kg, while the mass of Neptune is approximately 1 × 1026 kg. Which of the following
7 answers
asked by
Anonymous
2,693 views
The Hale Telescope has a mirror of diameter 5.1 meters and a focal length of 16.9 meters. The Keck 1 Telescope has a mirror of
4 answers
asked by
Anonymous
1,307 views
What is true about the foci of a planet it elliptical orbit?
A) earth is located at one focus B) the sun is located in the center
7 answers
asked by
🔭🪐🌎
3,037 views
The radius of the earth's orbit around the sun (assumed to be circular) is 1.50 X 108 km, and the earth travels around this
4 answers
asked by
Edge
7,789 views
Drag each item to indicate whether it is related to Aristotle's or Ptolemy's model of the solar system, or to both. Some items
11 answers
asked anonymously
147 views
Mercury is 5.79 x 10^7 km from the sun. Light travels at a speed of 3.0 x 10^5 km/s. How long would it take for light to travel
4 answers
asked by
Susan
653 views
Why are there craters on the surface of the moon?(1 point)
Responses Craters resulted when meteoroids crashed into the surface of
2 answers
asked anonymously
75 views
which of these characteristics of a star make it most likely to become a black hole? select the two correct answers.
its mass is
3 answers
asked anonymously
54 views
Which did Kepler notice FIRST about planetary motion that caused him to propose Kepler’s first law of orbital motion?
1 point
3 answers
asked by
hi
176 views
A student wants to draw a scale model of the solar system. In three to four sentences or bullet points, explain what steps
3 answers
asked anonymously
116 views
What triggered the cyclic model of the origin of the universe?(1 point)
Responses Some scientists began to use telescopes and
1 answer
asked anonymously
86 views
Use the scenario to answer the question.
A student creates an illustration of the Milky Way galaxy. What should be placed at the
5 answers
asked by
keith
60 views
A student uses a diagram to show the scale sizes of the planets. Which planet’s diameter would be approximately the distance
7 answers
asked by
VOLTRON.
46 views
The search for an object that was causing Uranus to move in unexplained directions led to the discovery of Pluto. Which of the
1 answer
asked anonymously
22 views
Which galaxy is the Earth a part of?(1 point)
Responses Milky Way Milky Way Andromeda Andromeda Magellanic Clouds Magellanic
1 answer
asked by
Blexxed Emeraldz Freestyle
27 views
Imagine that the sun disappeared from the universe tomorrow. Which sphere or spheres would this affect?(1 point)
Responses
1 answer
asked anonymously
83 views
Question
Here is a diagram showing the moon and its phases. Correctly match the phases of the moon listed below with the letter
1 answer
asked by
lover
44 views
Although the moon revolves around earth, only one side of the moon is visible from earth. This is because:
The Moon does not
1 answer
asked anonymously
41 views
Sun, Moon, Earth Unit Test. 100% Please.
1. The Earth rotates from ______ to _____, giving rise to the apparent motion of the Sun
3 answers
asked by
Panda <3
105 views
Use the table to answer the question.
Planet Estimated Mass of Planet (1023 kg) W 6.4 X 3.3 Y 59.7 Z 48.7 Assuming these planets
10 answers
asked by
Lara sampson
5,738 views
The Keck telescope on Mauna Kea has an angular resolution on Earth of half an arcsecond.
How far away (in meters) could you read
5 answers
asked by
Tsambikos
3,467 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
192 views
During a lunar eclipse, what is the penumbra?
When Earth, the moon, and the sun align, which order would lead to a solar eclipse?
5 answers
asked by
CrazyChicken365
589 views
Which statements comparing the Sun and a red supergiant are true? Select the two correct answers.(1 point)
Responses The Sun and
2 answers
asked by
Night_Shade6534
262 views
Use the table to answer the question assuming these planets were similar in radius, which planet would an object weighs the most
1 answer
asked by
Karl
86 views
Approximately which percentage of the universe do galaxies occupy?(1 point)
5% 10% 20% 2%
7 answers
asked by
answerking
2,030 views
Which of the following types of stars is cooler than an orange main sequence?
In Graph A, the curve peaks at 800 nm, in the red
4 answers
asked by
Oscar
4,797 views
Got a question for you guys! :) Pls help.
The NASA Star Finder charts are constructed based on the visible night sky at 34° N
14 answers
asked by
This8thGradeGirl0_0
3,096 views
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