It used to be thought that both of Mars' moons were captured asteroids. Information from Mars Express and Mars Global Surveyor has led to the conclusion that Phobos may have formed by a different process. Briefly describe that process
What will be an ideal response?
Phobos may have formed from material that was ejected from Mars by a meteoric impact.
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When the temperature of a material is increased, the _____________of the lattice vibrations increases.
Fill in the blank(s) with the appropriate word(s).
The terrestrial planet with the most moons is ____________________
Fill in the blank(s) with correct word
Graphical Analysis: The graph in the figure shows the position of an object as a function of time. The letters H-L represent particular moments of time.
(a) At which moment in time is the speed of the object the greatest?(b) At which moment in time is the speed of the object equal to zero?
Fill in the blank(s) with the appropriate word(s).
A total solar eclipse will only occur when the new moon is both on the ecliptic and at its greatest distance from Earth
Indicate whether the statement is true or false