The age of the universe is
A) between 10 million and 16 million years.
B) between 100 million and 160 million years.
C) between 1 billion and 1.6 billion years.
D) between 10 billion and 16 billion years.
E) between 100 billion and 160 billion years.
D
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While most large moons orbit counterclockwise above their planets' equators, the smaller moons often show eccentric or even retrograde orbits, suggesting capture
Indicate whether the statement is true or false
Identify the FALSE statement. You could summarize our Solar System's development by saying:
it formed solely from atoms generated by the big bang. its formation began as gravity pulled material into a bulbous disc. the central ball of the bulbous disc developed into the Sun. outlying material of the disc condensed into planetesimals. planetesimals coalesced to form the planets.
The most effective wavelengths to see through the clouds of Venus to the surface are
A) radio. B) gamma rays. C) infrared. D) ultraviolet. E) X-rays.
What are the outward forces that act on a star? What are the inward forces? How do these compare?
What will be an ideal response?