ASTRO 001 PSU FINAL EXAM REVIEW TEST.pdf file:///C:/Users/HP/Desktop/dddd/ASTRO%20001%20PSU%20FIN
ASTRO 001 PSU FINAL EXAM REVIEW TEST
Questions And Answers
1. If a planet is seeing its Moon in the New Phase right now, in what phase would the
planet
appear to be when viewed from its Moon?
a) Third Quarter Planet
b) Full Planet
c) New Planet
d) You can't see the planet from its Moon
e) First Quarter Planet
Answer B
2. What is the reason for the seasons on Earth?
a) Earth is cloest to the Sun in July, farthest from the Sun in January
b) Earth is tilted with respect to the Sun by about 23.5 degrees
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,ASTRO 001 PSU FINAL EXAM REVIEW TEST.pdf file:///C:/Users/HP/Desktop/dddd/ASTRO%20001%20PSU%20FIN
c) Earth orbits the Sun more slowly in winter, faster in summer
d) Earth rotates more slowly in winter, faster in summer
e) Earth's Moon blocks more sunlight from reaching Earth in winter than in summer
Answer B
3. As compared to a cool star, a hotter star emits
a) shorter wavelength, lower frequency, redder color
b) shorter wavelength, higher frequency, redder color
c) shorter wavelength, lower frequency, bluer color
d) shorter wavelength, higher frequency, bluer color
e) longer wavelength, higher frequency, bluer color
Answer D
4. At approximately what time does the third quarter Moon rise?
a) 9pm
b) 6pm
c) noon
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,ASTRO 001 PSU FINAL EXAM REVIEW TEST.pdf file:///C:/Users/HP/Desktop/dddd/ASTRO%20001%20PSU%20FIN
d) 6am
e) midnight
Answer E
5. The electrons in a cloud of hydrogen gas are making the transition from excited
states to
the ground state.What does the spectrum of this cloud of gas look like?
a) It will be completely black at all wavelengths.
b) It will be bright at every wavelength, giving o some radio waves, some
visible light,
and X-rays.
c) It will consist of a few bright emission lines at very speci c wavelengths.
d) It will be bright at most colors, but with some dark absorption lines at very speci c
wavelengths.
e) It will be identical to the spectrum of the Sun.
Answer C
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,ASTRO 001 PSU FINAL EXAM REVIEW TEST.pdf file:///C:/Users/HP/Desktop/dddd/ASTRO%20001%20PSU%20FIN
6. If Earth had its orbit changed so that at all points along its orbit it was always the same
distance from the Sun (circular orbit), how would this a ect the seasons on
Earth?
a) longer than they are now.
b) reversed in order (winter, fall, summer, spring).
c) the same as they are now.
d) there would no longer be seasons.
e) shorter than they are now.
Answer C
7. I detect a star giving o more ultraviolet light than green light.What property of the
star can I estimate with this information?
a) Its chemical composition
b) Its temperature
c) Its density
d) Its age
e) Its distance from Earth
4 of 61 9/27/2024, 4:22
ASTRO 001 PSU FINAL EXAM REVIEW TEST
Questions And Answers
1. If a planet is seeing its Moon in the New Phase right now, in what phase would the
planet
appear to be when viewed from its Moon?
a) Third Quarter Planet
b) Full Planet
c) New Planet
d) You can't see the planet from its Moon
e) First Quarter Planet
Answer B
2. What is the reason for the seasons on Earth?
a) Earth is cloest to the Sun in July, farthest from the Sun in January
b) Earth is tilted with respect to the Sun by about 23.5 degrees
1 of 61 9/27/2024, 4:22
,ASTRO 001 PSU FINAL EXAM REVIEW TEST.pdf file:///C:/Users/HP/Desktop/dddd/ASTRO%20001%20PSU%20FIN
c) Earth orbits the Sun more slowly in winter, faster in summer
d) Earth rotates more slowly in winter, faster in summer
e) Earth's Moon blocks more sunlight from reaching Earth in winter than in summer
Answer B
3. As compared to a cool star, a hotter star emits
a) shorter wavelength, lower frequency, redder color
b) shorter wavelength, higher frequency, redder color
c) shorter wavelength, lower frequency, bluer color
d) shorter wavelength, higher frequency, bluer color
e) longer wavelength, higher frequency, bluer color
Answer D
4. At approximately what time does the third quarter Moon rise?
a) 9pm
b) 6pm
c) noon
2 of 61 9/27/2024, 4:22
,ASTRO 001 PSU FINAL EXAM REVIEW TEST.pdf file:///C:/Users/HP/Desktop/dddd/ASTRO%20001%20PSU%20FIN
d) 6am
e) midnight
Answer E
5. The electrons in a cloud of hydrogen gas are making the transition from excited
states to
the ground state.What does the spectrum of this cloud of gas look like?
a) It will be completely black at all wavelengths.
b) It will be bright at every wavelength, giving o some radio waves, some
visible light,
and X-rays.
c) It will consist of a few bright emission lines at very speci c wavelengths.
d) It will be bright at most colors, but with some dark absorption lines at very speci c
wavelengths.
e) It will be identical to the spectrum of the Sun.
Answer C
3 of 61 9/27/2024, 4:22
,ASTRO 001 PSU FINAL EXAM REVIEW TEST.pdf file:///C:/Users/HP/Desktop/dddd/ASTRO%20001%20PSU%20FIN
6. If Earth had its orbit changed so that at all points along its orbit it was always the same
distance from the Sun (circular orbit), how would this a ect the seasons on
Earth?
a) longer than they are now.
b) reversed in order (winter, fall, summer, spring).
c) the same as they are now.
d) there would no longer be seasons.
e) shorter than they are now.
Answer C
7. I detect a star giving o more ultraviolet light than green light.What property of the
star can I estimate with this information?
a) Its chemical composition
b) Its temperature
c) Its density
d) Its age
e) Its distance from Earth
4 of 61 9/27/2024, 4:22
