What is the phase when most of the lighted portion of the Moon is visible in the sky and seen before a full moon?

Waxing Gibbous Moon
This Moon is known as a Waxing Gibbous Moon. This Moon can be seen after the First Quarter Moon, but before the Full Moon. The amount of the Moon that we can see will grow larger and larger every day. (“Waxing” means increasing, or growing larger.)

What phase occurs when the illuminated half of the Moon is visible from Earth?

When half of the Moon’s disc is illuminated, we call it the first quarter moon. This name comes from the fact that the Moon is now one-quarter of the way through the lunar month. From Earth, we are now looking at the sunlit side of the Moon from off to the side. The Moon continues to wax.

What moon phase is visible from Earth?

Half of the lit half of the Moon can be seen from Earth; the entire right half of the Moon in the sky is visible. We call this phase First Quarter. As the Moon continues to orbit around the Earth, more than half of the view of the Moon that can be seen becomes lit. We call this phase the Waxing Gibbous.

How much of the illuminated surface of the Moon is visible from Earth when it is in the First Quarter phase?

one half
A week after New Moon, the Moon reaches its First Quarter. In this phase, the Moon is in quadrature (elongation = 90o, position C in the diagram below), and one half of the Moon’s disk is illuminated as seen from Earth.

What is the phase when most of the lighted portion?

Waxing Gibbous phase occurs when the Moon is mostly lit and the illuminated portion is egg-shaped (gibbous) with the eastern edge shaded. The amount of illuminated area visible is increasing from one day to the next which is what is meant by “waxing”.

Which side of the moon is lit during the waxing phases?

A waxing moon will be illuminated on the right side, and a waning moon will be illuminated on the left side.

What moon phase is visible near eastern horizon just before sunrise?

crescent moon
A waxing moon always has its lit side toward the western horizon; a waning moon always has its lit side toward the eastern horizon. (a) a crescent moon near the eastern horizon, with concave side up, means the Sun is just below the eastern horizon; so it’s just before sunrise.

During which weeks in the Moon cycle does the Moon appear to be getting smaller?

The Waning Gibbous phase is when the lit-up part of the Moon shrinks from 99.9\% to 50.1\%. It starts just after Full Moon and lasts until the Third Quarter Moon. Waning means that it is shrinking and getting smaller, while gibbous refers to the oval-to-round shape.

How much of the Moon’s surface is illuminated during New Moon?

At New Moon, the percent illuminated is 0; at First and Third Quarters, it is 50\%; and at Full Moon, it is 100\%. During the crescent phases the percent illuminated is between 0 and 50\% and during gibbous phases it is between 50\% and 100\%.

How much of the Moon is illuminated at any given time?

50\%
50\% of the lunar surface is always illuminated by Sun.

How much of the Moon is illuminated during a new moon?