-Choose the correct answer by clicking on your answer choice. Only one answer is correct. (2 pts. each)
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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
altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 26
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Ursa Minor is an example of a(n) _____________________.
Word Bank
altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 27
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An instrument that uses a mirror to gather and focus light is a(n) __________________.
Word Bank
altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 28
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The angular distance between a star and the horizon is the star's ______________.
Word Bank
altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 29
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The apparent path of the sun across the celestial sphere as seen from Earth is called the _____________________.
Word Bank
altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 30
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One can tell how far north or south an object is from the celestial equator by the object's _________________.
Word Bank
altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 31
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The amount of time the moon takes to orbit the Earth is roughly a(n) _____________.
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altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 32
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An imiginary sphere that surrounds the Earth is the ______________________.
Word Bank
altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 33
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The line where the sky and Earth appear to meet is the ______________.
Word Bank
altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 34
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An imaginary point directly above an observer's head is a _______________.
Word Bank
altitude constellation right ascension declination month year ecliptic reflecting telescope refracting telescope zenith horizon celestial sphere
Question 35
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A region of the sky with distinct star patterns is a ___________________.
Matching
- Complete the following matching questions by clicking on the correct answer. Only one answer is correct. (2 pts. each)
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Do NOT forget to turn in this assignment on Google Classroom after you have submitted it here! No credit will be awarded for unsubmitted assignments.
What does a telescope collect from space and focus for closer observation?
A. magnetic particles
B. electromagnetic radiation
C. lenses
D. wavelengths
What is the imaginary sphere, created by scientists, that surrounds the Earth?
A. a zenith
B. a celestial sphere
C. an astrolabe
D. an ecliptic
How did Hubble tell the universe was expanding?
A. Galaxies were moving away from each other.
B. Galaxies were moving toward each other.
C. Galaxies were getting bigger.
D. The number of galaxies was increasing.
Which of the following indicates that the universe is expanding?
A. a growing celestial sphere
B. an increase in the number of constellations in the sky
C. the discovery of other galaxies
D. observations of redshift
What is an advantage of a reflecting telescope?
A. It can gather more light.
B. It can focus images perfectly.
C. It can detect distant objects.
D. It can use very small lenses.
What makes up the electromagnetic spectrum?
A. all colors of visible light
B. all colors of invisible light
C. all of the wavelengths of electromagnetic radiation
D. microwaves, gamma rays and X rays
Where do scientists put telescopes to avoid interference from the Earth's atmosphere?
A. in deserts
B. in valleys
C. in space
D. by cities
What is an imaginary point directly above an observer's head?
A. celestial sphere
B. zenith
C. right ascension
D. altitude
Which of the following is NOT a type of electromagnetic radiation found on the electromagnetic spectrum?
A. microwave
B. visible light
C. radio wave
D. ocean wave
What does the Earth's atmosphere do to most types of electromagnetic radiation?
A. blocks them
B. absorbs them
C. stretches them
D. freezes them
How does the Earth's atmosphere affect starlight?
A. It blocks it.
B. It stretches it.
C. It causes it to shimmer and blur.
D. It causes it to change colors.
Which of the following telescopes is the largest?
A. a reflecting telescope
B. a refracting telescope
C. an X-Ray telescope
D. the Very Large Array
An advantage of reflecting telescopes over refracting telescopes is that
A. flaws in the glass do not affect the incoming light.
B. mirrors only reflect certain colors of light for better focus.
C. mirror sizes are all the same for ease of use.
D. they use lenses to focus light.
Which of these would be shorter if Earth rotated faster?
A. years
B. months
C. weeks
D. days
Circumpolar stars can be seen all night long during the entire year because they are
A. the brightest stars.
B. above the Earth's axis.
C. magnetically polar.
D. circular in appearance
The vernal equinox is used to establish a star's
A. zenith.
B. distance from the Earth.
C. declination.
D. right ascension.
Copernicus's theory was not accepted when he first proposed it because he stated that the sun was
A. the center of the universe.
B. an average star.
C. a source of energy.
D. about 93 million miles away.
An X-Ray telescope is not used on Earth because X-Rays are
A. blocked by the Earth's atmosphere.
B. destroyed by the Earth's magnetic field.
C. very dangerous to humans.
D. distorted by the Earth's winds.
Which of the following scientists thought that the Earth was at the center of the universe?
A. Ptolemy
B. Hubble
C. Newton
D. Copernicus
What blocks most types of electromagnetic radiation?
A. the Earth's atmosphere
B. the sun's atmosphere
C. starlight
D. sunlight
What did redshift tell Hubble about the universe?
A. The universe is getting smaller.
B. The universe is getting larger.
C. The universe is getting colder.
D. The universe is getting redder.
Why do scientists put telescopes in space?
A. to avoid interference from starlight
B. to avoid interference from noise
C. to avoid interference from Earth's atmosphere
D. to get closer to objects in space
How long does the Earth take to orbit once around the sun?
A. day
B. week
C. month
D. year
About how long does the moon take to orbit the Earth?
A.day
B. week
C. month
D. year
Which of the following is NOT found on the electromagnetic spectrum?
A. gamma ray
B. X-Ray
C. ultraviolet light
D. a singularity
The scientist who created a sun-centered theory of the universe.
A. Kepler
B. Galileo
C. Copernicus
D. Hubble
E. Ptolemy
F. Newton
The scientist who proved that were many galaxies.
A. Kepler
B. Galileo
C. Copernicus
D. Hubble
E. Ptolemy
F. Newton
The scientist who showed that gravity keeps planets and moons in orbit.
A. Kepler
B. Galileo
C. Copernicus
D. Hubble
E. Ptolemy
F. Newton
The scientist who created an Earth-centered theory of the universe.
A. Kepler
B. Galileo
C. Copernicus
D. Hubble
E. Ptolemy
F. Newton
The scientist who showed that planets move in elliptical orbits around the sun.
A. Kepler
B. Galileo
C. Copernicus
D. Hubble
E. Ptolemy
F. Newton
The scientist who was one of the first astronomers to use a telescope to observe objects in space.
A. Kepler
B. Galileo
C. Copernicus
D. Hubble
E. Ptolemy
F. Newton
Roughly, the time required for the moon to orbit once around the Earth.
A. refracting telescope
B. horizon
C. constellation
D. day
E. year
F. altitude
G. month
H. reflecting telescope
I. declination
An instrument that uses a set of lenses to focus light.
A. refracting telescope
B. horizon
C. constellation
D. day
E. year
F. altitude
G. month
H. reflecting telescope
I. declination
The angle between an object in the sky and the horizon.
A. refracting telescope
B. horizon
C. constellation
D. day
E. year
F. altitude
G. month
H. reflecting telescope
I. declination
The time required for the Earth to rotate once on it's axis.
A. refracting telescope
B. horizon
C. constellation
D. day
E. year
F. altitude
G. month
H. reflecting telescope
I. declination
The line where the sky and the Earth appear to meet.
A. refracting telescope
B. horizon
C. constellation
D. day
E. year
F. altitude
G. month
H. reflecting telescope
I. declination
A region of the sky that contains a recognizable star pattern.
A. refracting telescope
B. horizon
C. constellation
D. day
E. year
F. altitude
G. month
H. reflecting telescope
I. declination
The time required for the Earth to orbit once around the sun.
A. refracting telescope
B. horizon
C. constellation
D. day
E. year
F. altitude
G. month
H. reflecting telescope
I. declination
An instrument that uses mirrors to focus light.
A. refracting telescope
B. horizon
C. constellation
D. day
E. year
F. altitude
G. month
H. reflecting telescope
I. declination
The distance north or south an object is from the celestial equator.