Moon Phases

The video explains the phases of the moon, caused by its orbit around Earth and the changing angle of sunlight. It covers the moon's cycle from new moon to full moon and back, detailing each phase and its visibility. Observers on Earth see different phases due to the moon's position relative to the sun. The video also highlights the concept of Earthshine and compares perspectives from Earth and the moon. It concludes with a reminder of the moon's beauty and the comfort of its predictable cycle.

What causes the moon to appear bright to us on Earth?

• Its proximity to Earth

• Light from other stars

• Reflection of sunlight

• Its own light emission

What is the 'Terminator' in relation to the moon?

• The shadow cast by Earth on the moon

• The phase when the moon is full

• The point where the moon is closest to Earth

• The line dividing the lit and unlit sides

How long does it take for the moon to complete its orbit around Earth?

• 365 days

• 24 hours

• 7 days

• 29.5 days

During which phase is the moon completely illuminated as seen from Earth?

• Waning Crescent

• Full Moon

• First Quarter

• New Moon

What does the term 'waxing' refer to in the context of the moon's phases?

• The moon getting smaller

• The moon getting larger

• The moon being invisible

• The moon being full

What is 'Earth Shine'?

• The glow of the moon's surface

• Sunlight reflected off the Earth onto the moon

• The light from stars illuminating the moon

• The moon's own emitted light

What phase follows the Third Quarter in the lunar cycle?

• Waning Crescent

• New Moon

• Waxing Gibbous

• Full Moon