What is Hubble's law?
A) The longer the time period between peaks in brightness, the greater the luminosity of the Cepheid variable star.
B) The recession velocity of a galaxy is directly proportional to its distance from us.
C) The recession velocity of a galaxy is inversely proportional to its distance from us.
D) The faster a spiral galaxy's rotation speed, the more luminous it is.
E) The faster a spiral galaxy's rotation speed, the less luminous it is.
Question 2
Nonscientific practices that make no claims about how the natural world works do not conflict with science.
Indicate whether the statement is true or false
Primates exhibit prolonged life histories, spending more time in each stage of life than most other
Remedies for insomnia include increased physical exercise and time spent outdoors.
Barenaked Ladies - Lovers in a Dangerous Time
Elizabeth Murray, Just in Time.
Triassic Period
Embryonic Period