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Questions (6)
What is a star? 1 point
A ball of burning plasma…mostly hydrogen and helium The result of clouds of gas in space colliding and
49 answers
163 views
In which spectral class does a main sequence star with a temperature of 3,000 Kelvin belong?
(1 point) Responses M M K K F F G
21 answers
216 views
How do you tell someone in Spanish that you do not like to draw?
(1 point) ¿Qué te gusta hacer? ¿Qué te gusta hacer? Me gusta
9 answers
144 views
Which is the first stage in the life cycle of a massive star?
nebula nebula red giant red giant white drawf white drawf black
23 answers
171 views
Which of these is an example of a metaphor in My Forbidden Face?
Latifa releases the canary from its cage. Latifa releases the
5 answers
145 views
Based on the diagram, which statements about stellar evolution are true? Select the two correct answers.
Massive stars evolve
6 answers
319 views
Answers (53)
Use this table to answer questions about the spectral features of each of the stars: 24. The first pair of stars in Capella are type G-giant stars. Using the table above, what spectral features do these stars NOT have? They are a yellowish color. Their
Use this table to answer questions about the spectral features of each of the stars: 24. The first pair of stars in Capella are type G-giant stars. Using the table above, what spectral features do these stars NOT have?
How many stars does Capella consist of? * 1 point 1 2 4 6
True or False: Luyten's Star is moving away from our solar system. * 1 point True False
It is a temperature of 3,150K. Using the table above, what spectral type is Luyten's Star? * 1 point F G K M
What kind of star is Luyten's star? red dwarf red giant white dwarf neutron star
It is a spectral type M star. Using the table above, what spectral features does Kapteyn's Star have? * 1 point Helium, some hydrogen Strong titanium oxide and some calcium Hydrogen and ionized metals such as calcium and iron Both metals and ionized
How far away from Earth is Kapteyn's Star? 38 light years 20 light years 13 light years 1 light year
Use this table to answer questions about the spectral features of each of the stars: Sirius has a tempature of 9,940K. Using the table above, what spectral features does Sirius have? * 1 point Helium, some hydrogen Strong hydrogen, some ionized metals
Which of the following is correct about Sirius? It is the brightest star in the night sky. It is not as bright as Canopus. It can only be seen with a telescope. It is smaller than our sun.
How long would it take to fly a jet to the Sun from earth? 18 years 18 hours 1 year 24 hours
Based on the H-R Diagram, white dwarf stars are not as bright as our sun but their temperature is ________. (HINT: Reset show's our sun's temp around 5800K. Check "show luminosity classes" to find white dwarf stars and click that area on the diagram.) * 1
In the same simulation, leave the temperature around the middle and adjust the luminosity back and forth. Where would we find a cooler but very bright star on the diagram? * 1 point Top left Top right Bottom left Middle
Use the simulation above and adjust the temperature of the star both hotter and cooler. You should see the star image changing color. The hottest stars are ____ in color and seen on the ______ side of the graph. Orange; Right Blue; Right Blue; Left Yellow;
The distance of a star can affect how bright it appears to our human eyes. But astronomers need to know a star’s true brightness or absolute magnitude to compare stars to each other. An H-R Diagram (Hertz-Russell Diagram) graphs each star’s absolute
10. The Crab Nebula is actually the remnant of a ___________ explosion. Explosions like this in space are responsible for even heavier elements needed for life such as _________________. * 1 point White Dwarf; Hydrogen Nebula: Helium Supernova; Helium
The red supergiant, Betelgeuse (yes…pronounced “Beetle Juice”) is the 2nd brightest star in the constellation Orion. Due to its size and gravity, it is responsible for creating some of the heavier metals in the universe. What is a heavier element
Our sun is in which phase of its life? Nuclear fusion will burn all of the hydrogen in its core and then it will begin its next phase of life. Astronomers estimate this will be when? * 1 point Main Sequence; 5 billion years Protostar; 5 billion years Main
What type of star is HOPS-68? And what human phase of life could we consider this star to be in? * 1 point Protostar; baby Protostar; elderly Main Sequence; adult life Neutron Star; death
View & read about the Orion Nebula. What 2 gases make up most of this cloud where new stars are formed? * 1 point Hydrogen and Iron Hydrogen and Carbon Dioxide Hydrogen and Helium Helium and Lithium
A group of scientists found a new star in the galaxy. They determined that it was over 5x the size of our sun and is in its main sequence. What would be the next phase of this star’s life? * 1 point Red Giant White Dwarf Red Supergiant Neutron Star
What is a phase that our sun, a small to average sized star, will never experience? * 1 point Red Giant Supernova White Dwarf Nebula
Put the following in order for the life cycle of a SMALL or AVERAGE Sized Star Nebula ==> Protostar ==> Main Sequence Star ==> Red Supergiant ==> Supernova ==>Black Hole Nebula ==> Protostar ==> Main Sequence Star ==> Red Giant ==> Planetary Nebula
The life cycle of a star depends upon its… * 1 point Luminosity Mass Apparent Magnitude Age
Which statements comparing the Sun and a red supergiant are true? Select the two correct answers.(1 point) Responses The Sun and a red supergiant are of similar size. The Sun and a red supergiant are of similar size. The Sun will outlive a red supergiant.
What determines whether a star will end its life cycle as a black hole or neutron star or as a white dwarf? (1 point) Responses the temperature of the star the temperature of the star the color of the star the color of the star the age of the star the age
Which is one difference between visible and non-visible light?(1 point) Responses All non-visible light has more energy than visible light. All non-visible light has more energy than visible light. Visible light can be seen by the unaided human eye.
Drag and drop the words into the correct locations. (2 points) Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar,
What do scientists use to describe a constellation?(1 point) Responses its boundary its boundary its brightest star its brightest star its story in Greek mythology its story in Greek mythology its star pattern
The Stars Unit Review Practice 5 of 105 of 10 Items Question You are making an illustration of the life cycle of an average star and the life cycle of a massive star as part of a computer animation. Drag each item to indicate whether it is a label for an
The Stars Unit Review Practice 5 of 105 of 10 Items Question You are making an illustration of the life cycle of an average star and the life cycle of a massive star as part of a computer animation. Drag each item to indicate whether it is a label for an
How does spectroscopy provide evidence for the Big Bang theory?(1 point) Responses The intensities of peaks show that galaxies are moving away from each other. The intensities of peaks show that galaxies are moving away from each other. The red shift shows
Which is most useful in classifying stars?(1 point) Responses knowing the movements of a star knowing the movements of a star knowing the apparent magnitude of a star knowing the apparent magnitude of a star knowing the color and brightness of a star
All stars produce energy through nuclear fusion. Which is the reactant for the nuclear fusion reaction in all young stars?(1 point) Responses carbon carbon iron iron hydrogen hydrogen helium
Which of the following means to play sports in Spanish? (1 point) Responses pasar tiempo con los amigos pasar tiempo con los amigos jugar videojuegos jugar videojuegos practicar deportes practicar deportes tocar la guitarra
To ask someone in Spanish what they like to do, you would say ¿_____? (1 point) Responses Me gusta escribir cuentos Me gusta escribir cuentos A mí me gusta pasar tiempo con los amigos A mí me gusta pasar tiempo con los amigos Qué te gusta hacer Qué te
Soccer academies in Spanish-speaking countries are mainly geared towards ____. (1 point) Responses young soccer players and teams young soccer players and teams professional soccer players professional soccer players trained coaches trained coaches
Which of the following is a popular activity for high school students in casas de cultura? (1 point) Responses playing soccer playing soccer playing an instrument playing an instrument swimming swimming writing
Which are examples of non-visible light?(1 point) Responses rainbows and X-rays rainbows and X-rays white light from the sun and microwaves white light from the sun and microwaves radio waves and ultraviolet light radio waves and ultraviolet light white
Which of these is a heavy element in a star?(1 point) Responses helium helium carbon carbon lithium lithium hydrogen
The Sun, like 80 to 90 percent of stars, is in which stage of life?(1 point) Responses red giant red giant stellar formation stellar formation main sequence main sequence dying star
Why are spectral lines useful in classifying stars?(1 point) Responses They show a star's location. They show a star's location. They show the composition of a star. They show the composition of a star. They show the layers that make up a star. They show
In which spectral class does a white dwarf with a temperature of 10,000 K belong? (1 point) Responses A A B B F F O O
According to the diagram, where do all stars begin their evolution? (1 point) Responses stellar nebula stellar nebula white dwarf white dwarf supernova supernova red giant
Which describe the study of spectroscopy? Select the two correct answers.(1 point) Responses the number of galaxies the number of galaxies interaction of light and atoms interaction of light and atoms emission and absorption of light emission and
Which state of matter best describes the elements inside stars?(1 point) Responses solid solid gas gas plasma plasma liquid
Which statement correctly explains how the Hertzsprung-Russell diagram helps to compare stars?(1 point) Responses The Hertzsprung-Russell diagram plots stars according to their size and shape. The Hertzsprung-Russell diagram plots stars according to their
As a star's temperature , its luminosity increases. does it decrease or increase?
Select the correct answer from the list.(1 point) As a star's size increases, its luminosity . As a star's temperature , its luminosity increases.
The word lucid means "clear." Based on your knowledge of the suffix -ate, what is the most likely meaning of the word elucidate? (1 point) Responses clear or transparent clear or transparent something that is clear something that is clear to make something
