Earth Science Geology, the Environment, and the Universe

Section 2: Measuring the Stars

Self-Check Quizzes-English

1
According to the H-R diagram, which are the most common stars.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078746361/561794/192_stars_ss_301c.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (16.0K)</a>
A)supergiants
B)giants
C)main sequence
D)white dwarfs
2
These figures are similar because they all contain the same ______ constellations.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078746361/561794/238_constltns_ls_302c.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (86.0K)</a>
A)seasonal
B)circumpolar
C)northern
D)zodiac
3
Why doesn't apparent magnitude actually measure the brightness of the star?
A)It doesn't account for distance.
B)It doesn't account for energy output.
C)It doesn't account for temperature.
D)It doesn't account for composition.
4
Groups of stars named after mythological characters, animals, or everyday objects are called __________.
A)coronal holes
B)main sequence stars
C)constellations
D)binary stars
5
Which spectrum(s) could be used to identify the composition of a star?
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078746361/561794/177_spectrum_noart23.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (13.0K)</a>
A)A
B)B
C)C
D)A, B, C
6
What is the disadvantage of absolute magnitude?
A)It is only the apparent magnitude.
B)It can't be calculated for the Sun.
C)It can only be calculated if a star’s distance is known.
D)It can only be calculated if the star's composition is known.
7
According to the H-R diagram, what is the absolute magnitude of our sun?
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0078746361/561794/192_stars_ss_301d.gif','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (16.0K)</a>
A)0
B)(+) 5
C)(+) 1
D)(+) 10
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe

Please read our Terms of Use and Privacy Notice before you explore our Web site. To report a technical problem with this Web site, please contact the Web Producer.