SOLAR SYSTEM

UNIVERSE

THE SUN

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When the moon appears to be “getting smaller", we call this ____
A
Waxing
B
Waning
C
Shrinking
D
Disappearing
Explanation: 

Detailed explanation-1: - Waning Gibbous: The waning gibbous phase is between a full moon and a half moon. Waning means it is getting smaller.

Detailed explanation-2: -When the moon is getting bigger (phases New to Full) it is waxing. When it is getting smaller (phases Full to New) it is waning. For example, if today the Moon were a waxing crescent, then tomorrow the crescent shape would continue to grow larger, approaching first quarter.

Detailed explanation-3: -The area illuminated on the surface of the Moon during this phase is in the shape of a crescent and the amount of sunlight reflecting off of the Moon is decreasing. The term waning means decreasing, which is why this Moon phase is called Waning Crescent.

Detailed explanation-4: -As the Moon approaches its New Moon phase, only a decreasingly thin crescent remains (position H in the diagram below). The waning (shrinking) crescent Moon rises after midnight, transits the meridian after sunrise and sets after noon. The waning crescent phase repeats every 29.531 days – one synodic month.

Detailed explanation-5: -The Waning Gibbous phase: After the maximum phase of a Full Moon, the light starts decreasing, which is why it is called the Waning gibbous phase.

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