Jupiter gives back into space twice the energy it gets from the distant Sun. Where is this energy coming from, for the most part?
A) the impact energy of comets like SL-9
B) helium rain descending into its mantle and core
C) the slow escape of gravitational energy left from its formation
D) the radioactive decay of U-238 in its iron-rich core, just as with the Earth
E) the combined tidal stress of all four large Galilean moons
Question 2
Which classes of stars with large habitable zones probably don't last long enough for life to evolve to use them?
What will be an ideal response?
Basic overview of energy and human life.
Energy coupling in mechanical and chemical processes
Muscles of the shoulder and back.
Monstrous people from distant lands depicted in a fifteenth-century European woodcut.
Brush off the back. Apply several long brushing strokes from head to hips to finish the session.
Reactions 6–10: The Energy Generation Phase