A star less luminous than our Sun will have a habitable zone that is
A) narrower and closer to the star than the habitable zone of the Sun
B) wider and closer to the star than the habitable zone of the Sun
C) narrower and farther from the star than the habitable zone of the Sun
D) wider and farther from the star than the habitable zone of the Sun
Question 2
When the speed of a wave depends on the wavelength (or frequency), the waves are said to exhibit diffraction.
Indicate whether the statement is true or false