This diagram represents an edge-on view of our Milky Way Galaxy. Of the four labeled points, which one is located in what we call the halo of the galaxy?
A) point 1
B) point 2
C) point 3
D) point 4
D) point 4
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Atoms chemically bond to achieve an electron configuration as similar as possible to that of the ______________ atoms.
Fill in the blank(s) with the appropriate word(s).
A rock that weighs 100 lb on Earth is taken to the Moon. Which of the following statements accurately describes what would be observed?
A. The rock is easier to lift because its weight is less on the moon B. The rock is more difficult to lift because the Moon's radius is less than Earth's C. The rock is just as difficult to lift on the Moon as it is on Earth because its mass hasn't changed D. The rock is easier to lift because its mass is less on the moon
A capacitor is charging in a simple RC circuit with a dc battery. Which one of the following statements about this capacitor is accurate?
A) There is a magnetic field between the capacitor plates because charge travels between the plates by jumping from one plate to the other. B) There is no magnetic field between the capacitor plates because no charge travels between the plates. C) There is a magnetic field between the capacitor plates, even though no charge travels between them, because the magnetic flux between the plates is changing. D) There is a magnetic field between the capacitor plates, even though no charge travels between them, because the electric flux between the plates is changing. E) The magnetic field between the capacitor plates is increasing with time because the charge on the plates is increasing.
The Valles Marineris is ________ on the surface of Mars.
A. a long scarp B. a large volcano C. a 4,000-km canyon D. an old riverbed