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Q 1/20
Score 0
The table shows the distance between Earth and seven relatively nearby stars in the galaxy. According to the table, the Sun is -
120
hundreds of thousands of times closer to Earth than any of the other stars.
millions of times closer to Earth than any of the other stars.
thousands of times farther from Earth than any of the other stars.
about as close to Earth as the other stars.
Q 2/20
Score 0
The table displays information about several galaxies. The table indicates that the Sun is located in-
120
a ring galaxy.
an elliptical galaxy.
an irregular galaxy.
a disc-shaped galaxy
20 questions
Q.
The table shows the distance between Earth and seven relatively nearby stars in the galaxy. According to the table, the Sun is -
1
120 sec
Q.
The table displays information about several galaxies. The table indicates that the Sun is located in-
2
120 sec
Q.
An image of the Milky Way galaxy is shown below. The Milky Way was created when a cloud of gas and dust began to condense. Near the center of the Milky Way, material is just beginning to condense into new stars. This indicates that the Sun is-
3
120 sec
Q.
Beta Ursae Majoris, one of the stars in the constellation called the Big Dipper, is slightly hotter and larger than the Sun. Beta Ursae Majoris is a main sequence star. This indicates that the Sun is-
4
120 sec
Q.
**USE H-R DIAGRAM FOR QUESTIONS 5, 6, 7, 8, 9** The H-R diagram below displays the temperature and magnitude of thousands of stars in the galaxy. Use the diagram and your knowledge of science to answer any questions that follow. The star Arcturus is classified as a giant star. Which of the following best describes Arcturus?
5
120 sec
Q.
The Sun is classified as a "G" main sequence star. The H-R diagram indicates that because the Sun is a "G" main sequence star, it is a-
6
120 sec
Q.
An astronomer detects a star with a temperature of about 3,000 Kelvin (K) and a luminosity of about 10,000 solar units. Based on the H-R diagram,
what type of star has the astronomer detected?
7
120 sec
Q.
The Sun is classified as a yellow dwarf, which is a star in the main sequence of the H-R diagram. This reveals that the Sun is-
8
120 sec
Q.
An astronomer detects a star with a temperature of about 15,000 Kelvin (K) and a luminosity of about 1.0 solar units. Based on the H-R diagram, what type of star has the astronomer detected?
9
120 sec
Q.
The star 40 Eridani B was the first white dwarf ever discovered. Which of the following best describes 40 Eridani B?
10
120 sec
Q.
Which one of the following is NOT
true of stars?
11
120 sec
Q.
The table below shows the distance between Earth and the Sun, as well as the distance between Earth and all of the stars in the Big Dipper constellation. The data in the table show that the stars in the Big Dipper are-
12
120 sec
Q.
Which statement about the universe
is correct?
13
120 sec
Q.
Directions: The satellite photograph below depicts the Milky Way galaxy. Use the photograph and your knowledge of science to answer any questions that follow. The Sun is located-
14
120 sec
Q.
In the center of the Milky Way is a large bulge of stars. Within this bulge lies a black hole. The Sun is located
15
120 sec
Q.
Hannah is creating a model of space in her science class. She places her model of the Sun only 5 centimeters from her model of Earth. If Hannah wants her model to be accurate, about how far from her model of Earth should she place her model of Proxima Centauri, the second closest star to Earth?
16
120 sec
Q.
Directions: A Hertzsprung-Russell diagram is shown below. Use the diagram to answer any questions that follow. What do our Sun and the star Vega have in common?
17
120 sec
Q.
Around 1910, two astronomers named Hertzsprung and Russell discovered a relationship that the stars in the main sequence have in common. What is this relationship?
18
120 sec
Q.
Galaxies, which can contain up to a trillion stars, come in three types: spiral,
elliptical, and irregular. Earth's galaxy is spiral, with a central disc and bright arms that rotate around the center. Which picture shows Earth's spiral galaxy?
19
120 sec
Q.
Nick's teacher explained that there are certain objects that most likely
exist at the center of every galaxy. These objects are so dense that their
gravitational fields suck everything in, including light. They form when a
galaxy or star collapses under the pull of its own gravity. Nick knows that
these objects are called
