The strength of the magnetic field in a sunspot is estimated from Earth by
A) measuring the size and brightness of the sunspot.
B) measuring the size and mass of a prominence suspended above the sunspot.
C) measuring the shape of structures seen in the corona above sunspots during solar eclipses.
D) observing the wavelength splitting of atomic spectral lines by the Zeeman effect.
Correct Answer:
Verified
Q122: The magnetic field in a large rotating
Q123: The major feature that distinguishes a sunspot
Q124: Which of these statements about sunspots is
Q125: Sunspots are regions where the Sun's magnetic
Q126: How does one describe the rotation of
Q128: An astronomer observing certain regions of the
Q129: A model was proposed in 1960 by
Q130: Two pairs of associated sunspots appear on
Q131: The Zeeman effect refers to the
A) brightening
Q132: Intense magnetic fields have been found to
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents