-Choose the correct answer by clicking on your answer choice. Only one answer is correct. (2 pts. each)
Question 1
1.
The color of a star depends on it's
Question 2
2.
What can a scientist learn about a star from its spectrum?
Question 3
3.
What color are the hottest stars?
Question 4
4.
What are objects formed from the materials in the core of a supernova?
Question 5
5.
Which of the following is true?
Question 6
6.
Where are globular clusters found?
Question 7
7.
Where are open clusters found?
Question 8
8.
Which of the following statements is NOT true?
Question 9
9.
Why do scientists study distant galaxies?
Question 10
10.
Which of the following statements is true?
Question 11
11.
How are objects organized in the universe?
Question 12
12.
What do scientists think will happen to the universe?
Question 13
13.
Which of the following is the hottest?
Question 14
14.
According to the Big Bang Theory, the universe is about
Question 15
15.
Scientists think that the Milky Way probably is
Question 16
16.
What is one way scientists use to calculate the age of the universe?
Question 17
17.
Elliptical galaxies and the halos of spiral galaxies contain groups of stars called
Question 18
18.
According to the Big Bang Theory, what filled the universe after the original explosion?
Question 19
19.
The universe is organized according to
Question 20
20.
What are the three major types of galaxies identified by Edwin Hubble?
Question 21
21.
Why do scientists study distant galaxies to learn about early galaxies?
Question 22
22.
Which of the following magnitudes indicates the brightest star?
Question 23
23.
What binds a galaxy together?
Question 24
24.
What classification do astronomers use for galaxies?
Question 25
25.
What type of galaxy is the Milky Way?
COMPLETION
-Complete the following questions by selecting the correct answer from the word bank. Misspelled words will be marked as incorrect. Some answers may be used more than once, others may not be used at all. (2 pts. each)
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 26
26.
In order to calculate a star's _____________ magnitude, it is necessary to know it's _________________ magnitude.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 27
27.
The sun has a(n) __________________ of +4.8 and a(n) ___________________ of -26.8.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 28
28.
The sun's _________________ is very great because it is so close to Earth.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 29
29.
A cool star that has lost it's hydrogen is a(n) ___________________.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 30
30.
Gas or dust from a nearby star that falls into a(n) _________________ gives off X-Rays, allowing astronomers to detect this object.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 31
31.
It is difficult to locate ________________ because they do not give off light.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 32
32.
One of the most powerful energy sources in the universe is a(n) __________________.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 33
33.
According to the Big Bang Theory, _________________ filled all of space following the original explosion.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 34
34.
The distance traveled by a photon of light in one year is called a __________________.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 35
35.
A star's ______________ does not depend on its distance from Earth.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 36
36.
The study of the origin, structure and future of the universe is called __________________.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 37
37.
Large stars end their lives in huge explosions called_________________.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 38
38.
Light travels in year over a distance called a(n) ________________.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 39
39.
How bright a star is at 32.6 light years from Earth is called _________________.
Word Bank
black hole(s) red giant cosmic background radiation light year quasar apparent magnitude apparent absolute cosmology globular clusters neutron star supernovas elliptical irregular spiral absolute magnitude parallax
Question 40
40.
A star may seem to move in place because of ______________.
Matching
- Complete the following matching questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)
Question 41
41.
The brightness of a star as it appears to an observer on Earth.
Question 42
42.
An apparent shift in an object's position when viewed from different locations.
Question 43
43.
The band of color produced when white light passes through a prism.
Question 44
44.
The study of the origin, structure and future of the universe.
Question 45
45.
The distance that light travels in one year; about 9.5 trillion kilometers.
Question 46
46.
A distant, starlike source of light.
Question 47
47.
The brightest star as seen from Earth.
Question 48
48.
The diagonal pattern on the H-R diagram where most stars appear.
Question 49
49.
An object so massive and dense that not even light can escape its gravitational pull.
Question 50
50.
The brightness of a star at a distance of 32.6 light years from Earth.
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