Which statements about the magnetic fields of Uranus and Neptune is FALSE?
A) Neither fits the Dynamo model very well.
B) Uranus' field is tilted 60 degrees off its already tilted rotational axis.
C) Neptune's field is tilted 47 degrees to its more conventional rotational axis.
D) Both pass directly through the cores of their planets, like all other fields.
E) Both may have ammonia water replacing the liquid metallic hydrogen.
Question 2
Which of the following statements about the ecliptic plane is not true?
A) It is the plane of Earth's orbit around the Sun.
B) It is the plane of the Moon's orbit around Earth.
C) During a solar eclipse, the Moon lies in the ecliptic plane.
D) During a lunar eclipse, the Moon lies in the ecliptic plane.
E) The nodes of the Moon's orbit lie in the ecliptic plane.
The first dark spot observed on Uranus. Image obtained by the HST ACS in 2006.
Taken by Hinode's Solar Optical Telescope on January 12, 2007, this image of the Sun reveals th
Zeeman Splitting by a Sunspot’s Magnetic Field
Receptive Fields of Color-Sensitive Ganglion Cells
A typical magnetic crankshaft position sensor.
Examples of Mission Statements