Author Question: Although low luminosity stars are very common, the probability of individual stars having planets ... (Read 80 times)

rosent76 · **on:** Jul 27, 2018

Although low luminosity stars are very common, the probability of individual stars having planets within their habitable zones is low because low luminosity stars

A) are not expected to form rocky, terrestrial planets
B) have very narrow habitable zones
C) have no habitable zones at all
D) are very unstable

Question 2

In Einstein's famous equation E = m c2, describing the relationship between matter and energy, the units for E are (given that m kg, c m/s, N = kg m/ s2 )

A) m/N
B) kg m/ s2
C) m2/ s2
D) N/m
E) N m