The combined mass of all the asteroids in the asteroid belt is
A) less than that of any terrestrial planet.
B) about the same as that of Earth.
C) about twice that of Earth.
D) about the same as that of Jupiter.
E) more than that of all the planets combined.
A
You might also like to view...
Jupiter's moon _______________ appears to have a liquid-water ocean below its icy crust and may contain minerals as a source of raw material for chemical evolution
Fill in the blank(s) with correct word
Considering how small atoms are, what are the chances that at least one of the atoms exhaled in your first breath will be in your last breath?
A) Not very likely because atoms are constantly dematerializing. B) Not possible at all because atom don't last that long. C) Very probable because atoms are incredibly small. D) There's not really a way that scientists are able to make such an estimate.
Define the amplitude of a wave, and give an example
Which of the following electron transitions is forbidden?
A) 4p ? 1s B) 3s ? 2p C) 3d ? 2p D) 3d ? 1s