The orbital period of the Moon with respect to a star (other than the Sun) is called a(n) ______________ month
Fill in the blank(s) with correct word
sidereal
You might also like to view...
Olbers's paradox is based on the assumption that the Universe began at some time in the past
Indicate whether the statement is true or false
If one object has a large redshift and another object has a small redshift, what can we conclude about these two objects?
A) The one with the large redshift is moving toward us faster than the one with the small redshift. B) The one with the large redshift is moving away from us, and the one with the small redshift is moving toward us. C) The one with the large redshift is moving away from us faster than the one with the small redshift. D) The one with the large redshift is hotter and therefore is putting out more radiation. E) The one with the large redshift is redder in color than the other one.
The first life to originate on Earth must be
A) at least as old as the oldest fossils B) exactly the same age as the oldest fossils C) younger than the oldest fossils D) much older than the oldest fossils
Which one of the following physicists strongly disagreed with quantum theory, arguing that some of the theory's predictions could not be correct?
A) Max Born B) John Bell C) Albert Einstein D) Erwin Schroedinger E) Niels Bohr