The 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
E
You might also like to view...
A ray of white light, incident upon a glass prism, is dispersed into its various color components. Which one of the following colors experiences the least angle of deviation?
a. orange c. green b. violet d. red
A pencil that is 15.7 cm long is released from a vertical position with the eraser end resting on a table. The eraser does not slip as it tips over. Treat the pencil like a uniform rod
What is the angular speed of the pencil just before it hits the table? A) 13.7 rad/s B) 7.23 rad/s C) 3.70 rad/s D) 24.5 rad/s E) 16.8 rad/s
Electrons flow in an electrical circuit by
A) being bumped by other electrons. B) colliding with molecules. C) interacting with an established electric field. D) none of the above
What is the minimum amount of energy required for a 60.0-kg climber carrying a 18-kg pack to climb Mt. Everest, 8 250 m high?
a. 6.3E+6 J b. 3.4E+6 J c. 4.9E+6 J d. 6.4E+5 J e. 3.5E+5 J