CRT Review 3 rd Quarter
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CRT Review3rd Quarter
An astronomical unit is the average distance _____.
a. Between Mercury and the sunb. Between Mercury and Plutoc. Light travel in 1 minuted. Between Earth and the sun
An astronomical unit is the average distance _____.
a. Between Mercury and the sunb. Between Mercury and Plutoc. Light travel in 1 minuted. Between Earth and the sun
Distances between stars are usually measured in _____.
a. Light-minutesb. Light-hoursc. Light-daysd. Light-years
Distances between stars are usually measured in _____.
a. Light-minutesb. Light-hoursc. Light-daysd. Light-years
A comet’s tail always extends _____.
a. Towards the sunb. Away from the sunc. Towards the planet that it’s passingd. Away from the planet it is passing
A comet’s tail always extends _____.
a. Towards the sunb. Away from the sunc. Towards the planet that it’s passingd. Away from the planet it is passing
The majority of stars in our galaxy are _____.
a. Blueb. White dwarfsc. Main-sequenced. Red giants
The majority of stars in our galaxy are _____.
a. Blueb. White dwarfsc. Main-sequenced. Red giants
The H-R diagram has become a tool for studying the nature of stars because it shows how stars _____.
a. Are classified by temperatureb. Are classified by brightnessc. Change over timed. All of the above
The H-R diagram has become a tool for studying the nature of stars because it shows how stars _____.
a. Are classified by temperatureb. Are classified by brightnessc. Change over timed. All of the above
What type of galaxy are each?
A – B – C –
What type of galaxy are each?
A – IrregularB – EllipticalC – Spiral
In space, _____ are giant clouds of gas and Dust where stars are born.
a. Nebulasb. Globular clustersc. Open clustersd. Quasars
In space, _____ are giant clouds of gas and Dust where stars are born.
a. Nebulasb. Globular clustersc. Open clustersd. Quasars
Among the most distant objects are _____, which are among the most powerful energy sources in the universe.
a. Nebulasb. Globular clustersc. Open clustersd. Quasars
Among the most distant objects are _____, which are among the most powerful energy sources in the universe.
a. Nebulasb. Globular clustersc. Open clustersd. Quasars
A star is most likely born in a _____.
a. Globular clusterb. Nebulac. Black holed. Giant cluster of old stars
A star is most likely born in a _____.
a. Globular clusterb. Nebulac. Black holed. Giant cluster of old stars
Which of the following could be formed as a result of a supernova?
a. A black holeb. A neutron starc. A pulsard. All of the above
Which of the following could be formed as a result of a supernova?
a. A black holeb. A neutron starc. A pulsard. All of the above
A _____ forms when the leftovers of a supernova are so massive that they collapse to form a dense object with gravity so strong that light cannot escape it.
a. Black holeb. Red giantc. Quasard. Pulsar
A _____ forms when the leftovers of a supernova are so massive that they collapse to form a dense object with gravity so strong that light cannot escape it.
a. Black holeb. Red giantc. Quasard. Pulsar
GEO’s are better orbits for communications because satellites in GEO _____.
a. Remain in position over one spotb. Are farther away from Earth’s surfacec. Do not revolve around the Earthd. Are only a few hundred kilometers high
GEO’s are better orbits for communications because satellites in GEO _____.
a. Remain in position over one spotb. Are farther away from Earth’s surfacec. Do not revolve around the Earthd. Are only a few hundred kilometers high
_____ was formed in response to the alarm the United States felt over possible Soviet superiority in space.
a. NASAb. Landsatc. Geosynchronous orbitd. The International Space Station
_____ was formed in response to the alarm the United States felt over possible Soviet superiority in space.
a. NASAb. Landsatc. Geosynchronous orbitd. The International Space Station
Which of the following gave us our first close encounter with other planets and their moons?
a. Artificial satellitesb. Space probesc. Space shuttled. Space station
Which of the following gave us our first close encounter with other planets and their moons?
a. Artificial satellitesb. Space probesc. Space shuttled. Space station
As Earth’s moon waxes, the sunlit fraction we see from Earth becomes _____.
a. Largerb. Smallerc. Doesn’t changed. Turns red
As Earth’s moon waxes, the sunlit fraction we see from Earth becomes _____.
a. Largerb. Smallerc. Doesn’t changed. Turns red
When the moon is waning, the sunlit fraction is becoming _____.
a. Smallerb. Largerc. Different colorsd. Doesn’t change
When the moon is waning, the sunlit fraction is becoming _____.
a. Smallerb. Largerc. Different colorsd. Doesn’t change
The inner planets of our solar system are called _____.
a. Terrestrial planetsb. Gas giantsc. Dirty snowballsd. Small stars
The inner planets of our solar system are called _____.
a. Terrestrial planetsb. Gas giantsc. Dirty snowballsd. Small stars
Our sun is located in the arm of a pinwheel-shaped _____ galaxy called the Milky Way.
a. Ellipticalb. Spiralc. Irregulard. Globular
Our sun is located in the arm of a pinwheel-shaped _____ galaxy called the Milky Way.
a. Ellipticalb. Spiralc. Irregulard. Globular
A _____ is so small and massive that not even light can escape its gravitational pull.
a. Neutron starb. Pulsarc. Quasard. Black hole
A _____ is so small and massive that not even light can escape its gravitational pull.
a. Neutron starb. Pulsarc. Quasard. Black hole
A _____ is basically the death of a large star by explosion.
a. Novab. Supernovac. Black holed. Globular cluster
A _____ is basically the death of a large star by explosion.
a. Novab. Supernovac. Black holed. Globular cluster
A _____ is a dense star that is formed when the leftover materials in the center of a supernova are squeezed together so that the particles inside the star become neutrons.
a. Pulsarb. Quasarc. Neutron stard. Black hole
A _____ is a dense star that is formed when the leftover materials in the center of a supernova are squeezed together so that the particles inside the star become neutrons.
a. Pulsarb. Quasarc. Neutron stard. Black hole
A _____ is a spinning neutron star that gives off radio signals.
a. Neutron starb. Black holec. Quasard. Pulsar
A _____ is a spinning neutron star that gives off radio signals.
a. Neutron starb. Black holec. Quasard. Pulsar
A _____ is a reusable vehicle that lands like an airplane.
a. Rocketb. Space shuttlec. Space probed. International Space Station
A _____ is a reusable vehicle that lands like an airplane.
a. Rocketb. Space shuttlec. Space probed. International Space Station
Which number represents the orbit of Saturn?
Which number represents the orbit of Saturn?6
Which number represents the orbit of Venus?
Which number represents the orbit of Venus?2
Between which two orbits is the asteroid belt located?
Between which two orbits is the asteroid belt located?4 and 5
Label the following moon phases correctly: new moon, full moon, waxing gibbous, waxing crescent, waning gibbous, waning crescent, first quarter, last quarter.
Label the following moon phases correctly: new moon, full moon, waxing gibbous, waxing crescent, waning gibbous, waning crescent, first quarter, last quarter.
Describe the temperature and brightness of the star marked with an X.
Describe the temperature and brightness of the star marked with an X.
12,000 degrees K and +10 magnitude.
Where would red giants and red supergiants be found in this diagram?
Where would red giants and red supergiants be found in this diagram?
Top, right corner
Where is the main-sequence of stars located?
Where is the main-sequence of stars located?Middle of the diagram
What happens to the temperature on the chart as you move to the right?
What happens to the temperature on the chart as you move to the right?
The temperature decreases.
What is a constellation?
a. A region of the skyb. A group of starsc. A star patternd. A galaxy
What is a constellation?
a. A region of the skyb. A group of starsc. A star patternd. A galaxy
Starting with a NEW MOON, put the phases of the moon in order.
Starting with a NEW MOON, put the phases of the moon in order.
New moonWaxing crescent
First quarterWaxing gibbous
Full moonWaning gibbous
Last quarterWaning crescent
How long does Earth take to orbit once around the sun?
a. One dayb. One weekc. One monthd. One year
How long does Earth take to orbit once around the sun?
a. One dayb. One weekc. One monthd. One year
Distances between stars are usually measured in _____.
a. Light-minutesb. Light-hoursc. Light-daysd. Light-years
Distances between stars are usually measured in _____.
a. Light-minutesb. Light-hoursc. Light-daysd. Light-years
During a lunar eclipse, the moon can look _____.
a. Redb. Bluec. Blackd. Green
During a lunar eclipse, the moon can look _____.
a. Redb. Bluec. Blackd. Green
A comet’s tail always extends _____.
a. Towards the sunb. Away from the sunc. Towards the planet it is passingd. Away from the planet it is passing
A comet’s tail always extends _____.
a. Towards the sunb. Away from the sunc. Towards the planet it is passingd. Away from the planet it is passing
Which type of star is the hottest?
a. Red giantb. Blue giantc. White dwarfd. Brown dwarf
Which type of star is the hottest?
a. Red giantb. Blue giantc. White dwarfd. Brown dwarf
Examine the diagram of the stars in the constellation Orion and answer the questions that follow.
Star 1 is approximately ____ from Earth.a. 200 light years c. 600 light yearsb. 400 light years d. 800 light years
Star 1 is approximately ____ from Earth.a. 200 light years c. 600 light yearsb. 400 light years d. 800 light years
Star 2 is approximately ____ from Earth.a. 200 light years c. 600 light yearsb. 400 light years d. 800 light years
Star 2 is approximately ____ from Earth.a. 200 light years c. 600 light yearsb. 400 light years d. 800 light years
Examine the table below and answer the questions that follow.
Types of StarsClass Color Surface temperature (°C) Elements detectedO blue above 30,000 heliumB blue-white 10,000–30,000 helium and hydrogenA blue-white 7,500–10,000 hydrogenF yellow-white 6,000–7,500 hydrogen & heavier elements
G yellow 5,000–6,000 calcium & other metals
K orange 3,500–5,000 calcium and molecules
M red Less than 3,500 molecules
Types of StarsClass Color Surface temperature (°C) Elements detectedO blue above 30,000 heliumB blue-white 10,000–30,000 helium and hydrogenA blue-white 7,500–10,000 hydrogenF yellow-white 6,000–7,500 hydrogen & heavier
elementsG yellow 5,000–6,000 calcium & other metalsK orange 3,500–5,000 calcium and moleculesM red Less than 3,500 molecules
The stars Betelgeuse and Antares are red in color. They are class _____ stars.
a. O b. Gc. K d. M
Types of StarsClass Color Surface temperature (°C) Elements detectedO blue above 30,000 heliumB blue-white 10,000–30,000 helium and hydrogenA blue-white 7,500–10,000 hydrogenF yellow-white 6,000–7,500 hydrogen & heavier
elementsG yellow 5,000–6,000 calcium & other metalsK orange 3,500–5,000 calcium and moleculesM red Less than 3,500 molecules
The stars Betelgeuse and Antares are red in color. They are class _____ stars.
a. O b. Gc. K d. M
Types of StarsClass Color Surface temperature (°C) Elements detectedO blue above 30,000 heliumB blue-white 10,000–30,000 helium and hydrogenA blue-white 7,500–10,000 hydrogenF yellow-white 6,000–7,500 hydrogen & heavier elementsG yellow 5,000–6,000 calcium & other metalsK orange 3,500–5,000 calcium and moleculesM red Less than 3,500 molecules
Our sun is a yellow star. In what temperature range does it burn?
a. Less than 3,500 degrees b. 5,000-6,000 degreesc. 3,500-5,000 degrees d. 6,000-7,000 degrees
Types of StarsClass Color Surface temperature (°C) Elements detectedO blue above 30,000 heliumB blue-white 10,000–30,000 helium and hydrogenA blue-white 7,500–10,000 hydrogenF yellow-white 6,000–7,500 hydrogen & heavier elementsG yellow 5,000–6,000 calcium & other metalsK orange 3,500–5,000 calcium and moleculesM red Less than 3,500 molecules
Our sun is a yellow star. In what temperature range does it burn?
a. Less than 3,500 degrees b. 5,000-6,000 degreesc. 3,500-5,000 degrees d. 6,000-7,000 degrees
What is this diagram showing?
What is this diagram showing?Lunar eclipse
Which of the following shows the sequence of a star’s life cycle from its earliest stage to its latest stage?
a. White dwarf, main sequence, red giantb. Main sequence, red giant, white dwarfc. Red giant, white dwarf, main sequenced. Main sequence, white dwarf, red giant
Which of the following shows the sequence of a star’s life cycle from its earliest stage to its latest stage?
a. White dwarf, main sequence, red giantb. Main sequence, red giant, white dwarfc. Red giant, white dwarf, main sequenced. Main sequence, white dwarf, red giant
On what part of the modern H-R diagram do cool, bright, red stars appear?
a. Top, rightb. Top, leftc. Bottom, rightd. Bottom, left
On what part of the modern H-R diagram do cool, bright, red stars appear?
a. Top, rightb. Top, leftc. Bottom, rightd. Bottom, left
What causes the phases of the moon?
a. The relative positions of the moon, Earth and sun
b. The tilted orbit of the moonc. The moons period of revolution just
equals its period of rotationd. Sunlight reflecting off Earth’s surface
What causes the phases of the moon?
a. The relative positions of the moon, Earth and sun
b. The tilted orbit of the moonc. The moons period of revolution just
equals its period of rotationd. Sunlight reflecting off Earth’s surface
How far is Earth from the sun?
a. One AUb. 150 million kilometersc. 93 million milesd. All of the above
How far is Earth from the sun?
a. One AUb. 150 million kilometersc. 93 million milesd. All of the above
What is the speed of light?
a. 300,000 m/sb. 300,000 km/sc. 300,000 feet/sd. 300,000 AU/s
What is the speed of light?
a. 300,000 m/sb. 300,000 km/sc. 300,000 feet/sd. 300,000 AU/s
We never see the other side of the moon.
TRUEFALSE
We never see the other side of the moon.
TRUEFALSE
A _____ contains billions of stars in a space much larger than our solar system.
a. Quasarb. Galaxyc. Black holed. Gaseous planets
A _____ contains billions of stars in a space much larger than our solar system.
a. Quasarb. Galaxyc. Black holed. Gaseous planets
How many days does it take for the moon to go around the Earth?
a. 14b. 7c. 365d. 28
How many days does it take for the moon to go around the Earth?
a. 14b. 7c. 365d. 28
What are the 3 ways meteoroids can be classified?
a. Stony, stony-metallic and metallicb. Stony, rocky and bumpyc. Foamy, metallic and shinyd. Hickory, dickory and dock
What are the 3 ways meteoroids can be classified?
a. Stony, stony-metallic and metallicb. Stony, rocky and bumpyc. Foamy, metallic and shinyd. Hickory, dickory and dock
How are asteroids and meteoroids different?
a. They aren’tb. Asteroids are red and meteoroids are
bluec. Meteoroids are very small and asteroids
are smalld. Meteoroids are metallic and asteroids
are stony
How are asteroids and meteoroids different?
a. They aren’tb. Asteroids are red and meteoroids are
bluec. Meteoroids are very small and
asteroids are smalld. Meteoroids are metallic and asteroids
are stony
Where would you find the asteroid belt?
a. Between Mercury and Venusb. Between Jupiter and Saturnc. Between Neptune and Uranusd. Between Mars and Jupiter
Where would you find the asteroid belt?
a. Between Mercury and Venusb. Between Jupiter and Saturnc. Between Neptune and Uranusd. Between Mars and Jupiter
How do rockets move?
a. By burning fuel to create thrustb. By nuclear fusionc. By burning fuel to create gravityd. By nuclear fission
How has NASA benefited society?
a. Everyone can visit outer spaceb. Has made our lives more convenientc. We can all live longerd. It has not helped anyone in anyway
How has NASA benefited society?
a. Everyone can visit outer spaceb. Has made our lives more convenientc. We can all live longerd. It has not helped anyone in anyway
What is unique about the space shuttle?
a. It can visit other planetsb. It can stay in orbit for 5 yearsc. It takes off like a rocket and lands like an
airplaned. It looks like Mickey Mouse
What is unique about the space shuttle?
a. It can visit other planetsb. It can stay in orbit for 5 yearsc. It takes off like a rocket and lands like
an airplaned. It looks like Mickey Mouse
Which unit of measure would be most appropriate for measuring distances between the Sun and the planets?
a. Kilometersb. Milesc. Parsecsd. AU’s
Which unit of measure would be most appropriate for measuring distances between the Sun and the planets?
a. Kilometersb. Milesc. Parsecsd. AU’s
What is this diagram showing?
What is this diagram showing?Solar eclipse
What causes the tides?
a. The gravitational pull of the sunb. The gravitational pull of the moonc. The gravitational pull of Marsd. The gravitational pull of Earth
What causes the tides?
a. The gravitational pull of the sunb. The gravitational pull of the moonc. The gravitational pull of Marsd. The gravitational pull of Earth
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