The Sun's temperature is higher than that of a red supergiant.
The Sun and a red supergiant are of similar size.
Which statements comparing the Sun and a red supergiant are true? Select the two correct answers.(1 point)
Responses
The Sun's temperature is higher than that of a red supergiant.
The Sun's temperature is higher than that of a red supergiant.
The Sun and a red supergiant have similar luminosity.
The Sun and a red supergiant have similar luminosity.
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.
7 answers
Which is one difference between visible and non-visible light?(1 point)
Responses
Only visible light is on the electromagnetic spectrum.
Only visible light is on the electromagnetic spectrum.
All non-visible light has more energy than visible light.
All non-visible light has more energy than visible light.
Only non-visible light is on the electromagnetic spectrum.
Only non-visible light is on the electromagnetic spectrum.
Visible light can be seen by the unaided human eye.
Visible light can be seen by the unaided human eye.
Responses
Only visible light is on the electromagnetic spectrum.
Only visible light is on the electromagnetic spectrum.
All non-visible light has more energy than visible light.
All non-visible light has more energy than visible light.
Only non-visible light is on the electromagnetic spectrum.
Only non-visible light is on the electromagnetic spectrum.
Visible light can be seen by the unaided human eye.
Visible light can be seen by the unaided human eye.
All non-visible light has more energy than visible light.
How does spectroscopy provide evidence for the Big Bang theory?(1 point)
Responses
The red shift shows that galaxies are moving toward each other.
The red shift shows that galaxies are moving toward each other.
The red shift shows that galaxies are moving away from each other.
The red shift shows that galaxies are moving away from each other.
The intensities of peaks show that galaxies are moving toward each other.
The intensities of peaks show that galaxies are moving toward each other.
The intensities of peaks show that galaxies are moving away from each other.
Responses
The red shift shows that galaxies are moving toward each other.
The red shift shows that galaxies are moving toward each other.
The red shift shows that galaxies are moving away from each other.
The red shift shows that galaxies are moving away from each other.
The intensities of peaks show that galaxies are moving toward each other.
The intensities of peaks show that galaxies are moving toward each other.
The intensities of peaks show that galaxies are moving away from each other.
The red shift shows that galaxies are moving away from each other.
What do scientists use to describe a constellation?(1 point)
Responses
its boundary
its boundary
its story in Greek mythology
its story in Greek mythology
its star pattern
its star pattern
its brightest star
Responses
its boundary
its boundary
its story in Greek mythology
its story in Greek mythology
its star pattern
its star pattern
its brightest star
Scientists use its star pattern to describe a constellation.
1 answer