Which planet is orbited by the four "Galilean moons" known individually as Io, Europa, Ganymede, and Callisto?
A) Saturn
B) Uranus
C) Mars
D) Jupiter
E) Neptune
D) Jupiter
You might also like to view...
As the Sun rotates, an individual sunspot can be tracked across its face. From eastern to western limb, this takes about:
A) 12 hours. B) a week. C) two weeks. D) a month. E) 5.5 years.
Why does Ptolemy include epicycles in his model?
What will be an ideal response?
In a double-slit experiment, the slit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits simultaneously. A screen is placed 2.0 m from the slits
At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other? A) 1.5 mm B) 3.0 mm C) 4.5 mm D) 6.0 mm E) 9.0 mm
The absolute magnitude of a star is how bright it appears if viewed from a distance of ________ light-years
Fill in the blank(s) with correct word