Jupiter's moon Callisto has never fully differentiated, thus the moon has no _______________
Fill in the blank(s) with correct word
core
dense core
low-density mantle
low-density mantle
You might also like to view...
Three balls of equal mass start from rest and roll down different ramps. All ramps have the same height. but different steepness. Which ball has the greater speed at the bottom of its ramp?
a. The ball from steepest ramp b. The ball from the least steep ramp c. They will all have the same speed since the ramps are all the same height
In an exothermic reaction, bonds may be broken
What will be an ideal response?
Universal time (UT) is
A) the mean solar time in Greenwich, England. B) another name for standard time. C) the apparent solar time in Greenwich, England. D) a timekeeping system based on careful observations of positions of stars throughout the universe.
Discuss your understanding of the author's meaning in the statement, referring to efficiency of a hydrogen economy that "if solar energy is the source of the energy
, the efficiency" of the hydrogen energy production system "is of less concern."