Question

Question 10 (5 points)

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What part of the Milky Way allows for determination of its rotational direction?
Question 10 options:


A)
Celestial body


B)
Two long tails


C)
Galactic body


D)
Galactic disk
Question 11 (5 points)

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An asteroid can have a moon if the
Question 11 options:


A)
asteroid is large enough to create a gravitational force that is strong enough.


B)
asteroid is close enough to the sun.


C)
moon's gravitational force is weak enough.


D)
moon impacted the asteroid and bounced off into a rotational pattern.
Question 12 (5 points)

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Based on what you know about the function of gravity, what type of planet would be located in the inner solar system?
Question 12 options:


A)
Elliptical


B)
Ringed


C)
Gaseous


D)
Rocky
Question 13 (5 points)

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Which position of the earth represents a solstice in the figure shown here?
Question 13 options:


A)
Middle of summer


B)
Beginning of spring


C)
Beginning of winter


D)
Beginning of autumn
Question 14 (5 points)

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Which of the following can be used to determine the temperature of a star?
Question 14 options:


A)
The star's magnetic field


B)
Line spectra


C)
Blackbody spectrum


D)
Light from sunspots
Question 15 (5 points)

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What's the inner core of the Jovian planets made of?
Question 15 options:


A)
Helium gas, hydrogen gas, and rocks


B)
Metals, helium gas, and hydrogen gas


C)
Bacteria fossils, hydrogen compounds, and ice crystals


D)
Hydrogen compounds, solid rock, and metals
Question 16 (5 points)

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Which of the following lists the correct requirements for a black hole to form?
Question 16 options:


A)
The star must be 29 times larger than Earth's sun, and a supernova explosion must have occurred.


B)
The star must be 10 to 28 times larger than Earth's sun, and a supernova explosion must have occurred.


C)
The star must be 29 times larger than Earth's sun, and a supernova explosion must not have occurred.


D)
The star must be 10 to 28 times larger than Earth's sun, and a supernova explosion must not have occurred.
Question 17 (5 points)

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All of the planets in Earth's solar system must follow the same plane of motion. What's this plane called?
Question 17 options:


A)
Plane of spherical motion


B)
Plane of the ecliptic


C)
Plane of orbital rotation


D)
Plane of triangulation
Question 18 (5 points)

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Suppose scientists believe that they've discovered a new planet. Which of the following must be true for the object they've found to qualify as a planet?
Question 18 options:


A)
It must have minimal gravity forces.


B)
It must be capable of supporting life.


C)
It must be shaped like an ellipsis.


D)
It must follow a closed orbit around a star.
Question 19 (5 points)

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Which phenomenon occurs when the moon and Earth are aligned with the sun?
Question 19 options:


A)
Eclipse


B)
Equinox


C)
Solstice


D)
Retrograde motion
Question 20 (5 points)

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The sun is primarily composed of which two elements?
Question 20 options:


A)
Carbon and iron


B)
Hydrogen and water


C)
Helium and carbon


D)
Hydrogen and helium

Answer 1

10: D
11: A
12: D
13: C
14: C
15: D
16: A
17: B
18: D
19: A
20: D