Q: Twilight is the gentle seen above the horizon when the solar is under the horizon. It is civil twilight when the solar is 6º under the horizon; X twilight when 12º under; and astronomical twilight when 18º under. Name X.
A: Nautical twilight
Q: At astronomical twilight in the night, Y turns into seen in the sky, and at astronomical twilight in the morning, Y turns into invisible. What is Y?
A: The faintest star seen to the bare eye
Q: An asura in Hindu mythology was slain by considered one of the avatars of Lord Vishnu at twilight as a result of he had a boon that he couldn’t be slain at day or night time. Name the asura.
A: Hiranyakashipu
Q: When the solar is setting behind you, the shadow that earth’s ambiance casts can be in entrance of you, close to the horizon. At civil twilight, this shadow has a faint pink border. It is daylight diffracted in earth’s ambiance. What is that this pink belt known as?
A: Belt of Venus
Q: During X (in Q1), the daylight remaining in earth’s ambiance has a deep blue shade – the results of ozone molecules absorbing gentle of different frequencies. The absorption is weak, so its results are pronounced when gentle has to journey longer via the ambiance, which occurs at twilight. What impact is the absorption known as?
A: Chappuis impact
Q: The crimson fox (Vulpes vulpes), seen right here in the U.S. on March 21, 2018, is most energetic at twilight. What is the adjective that describes such animals?
A: Crepuscular
