A nova destroys the star and leaves behind a white dwarf.
Indicate whether the statement is true or false
Question 2Sunspots are dark because
a. regions of the photosphere are obscured by material in the chromosphere.
b. shock waves move through the photosphere.
c. the sun rotates differentially.
d. the strong magnetic field inhibits the currents of hot gas rising from below.
e. they radiate their energy into space faster than the rest of the photosphere.
Question 3A Type II supernova produces a planetary nebula.
Indicate whether the statement is true or false
Question 4The sun's magnetic field is evident in the looped shapes of
a. solar flares.
b. sunspots.
c. the corona.
d. granules.
e. prominences.
Question 5Synchrotron radiation occurs when high speed electrons move through a magnetic field.
Indicate whether the statement is true or false
Question 6The sunspot cycle affects ____________. I. the latitude at which most sunspots occur II. the number of sunspots that are visible. III. the rotation rate of the sun's equator IV. the magnetic polarity of the sunspot pair members in a hemisphere.
a. I & II
b. I & IV
c. II & III
d. I, II & III
e. I, II, & IV
Question 7Type II supernovae are believed to occur when the cores of massive stars collapse.
Indicate whether the statement is true or false
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