NEW
Font size
S
M
L
XL
WorksheetsSpace Quiz
Total questions: 10
Worksheet time: 25mins
Name
Class
Date
1.
The H-R diagram shows how the sun is classified among the stars.
A star that is several thousand times brighter than the sun with a temperature lower than 4K would be classified as -
A star that is several thousand times brighter than the sun with a temperature lower than 4K would be classified as -
a)
a main sequence star in spectral class B
b)
a supergiant in spectral class K
c)
a main sequence star in spectral class K or M
d)
a white dwarf in spectral class B
2.
The universe has many different components. Which list places four components of the universe in the most likely order from smallest to largest?
a)
planets, stars, galaxies, nebulae
b)
nebulae, stars, planets, galaxies
c)
galaxies, stars, planets, nebulae
d)
planets, stars, nebulae, galaxies
3.
Two stars are identified on the H-R diagram. Based on this diagram, how do the characteristics of Star 1 and Star 2 compare?
a)
Star 1 is cooler and less bright than Star 2
b)
Star 1 is hotter and brighter than Star 2
c)
Star 1 is cooler and brighter than Star 2
d)
Star 1 is hotter and less bright than Star 2
4.
Which of these correctly compares the masses of different objects in the universe?
a)
A moon has less mass than a star and more mass than the planet it orbits.
b)
A planet has less mass than a galaxy and more mass than the star it orbits.
c)
A galaxy has less mass than a moon and more mass than a planet.
d)
A star has less mass than a galaxy and more mass than a planet.
5.
With the use of the Hubble Space Telescope, scientists recently discovered a giant runaway star. It is 90 times larger than the sun and is very hot and blue-white in color. Why does the sun appear to be brighter than this runaway star when viewed from Earth?
a)
The sun is a different color than the runaway star.
b)
The sun is older than the runaway star.
c)
The sun is closer to Earth than the runaway star.
d)
The sun is made of different elements than the runaway star.
6.
Quasars are extremely distant celestial bodies. Investigators using a special telescope determined that a certain quasar was emitting waves with a frequency of 1.41 x 109 Hz. Based on the information in the electromagnetic spectrum, the investigators were most likely using a telescope that detects -
a)
microwaves
b)
visible light
c)
x-rays
d)
gamma rays
7.
Based on the H-R diagram, which type of stars would belong to spectral class M and have the highest luminosity?
a)
Main sequence stars
b)
Giants
c)
White dwarfs
d)
Supergiants
8.
Four students are asked to describe a nebula and a star. Their responses are shown in the table. Which student described these two celestial bodies correctly?
a)
Student 1
b)
Student 2
c)
Student 3
d)
Student 4
9.
The Milky Way galaxy is described as a disk of stars orbiting a central point on the disk. Which of these best explains why people on Earth cannot see the entire shape of the Milky Way?
a)
Earth is a part of this galaxy.
b)
Many more stars exist outside the galaxy.
c)
The stars in the center of the galaxy are extremely small.
d)
The center of the galaxy consists of a dense cluster of stars.
10.
The H-R diagram shows how the brightness, surface temperature, and color of stars are related. Which of these observations of Barnard's Star is most likely accurate?
a)
Barnard's star is less bright than the sun, has a surface temperature below 3,800 K, and is red.
b)
Barnard's star is less bright than the sun, has a surface temperature above 3,800 K, and is red.
c)
Barnard's star is brighter than the sun, has a surface temperature below 5,300 K, and is yellow.
d)
Barnard's star is brighter than the sun, has a surface temperature above 5,300 K, and is yellow.
Reset
