Question

Phases of moon are observed because:

• A. The Moon does not reflect sunlight
• B. Sunlight reflected by some parts of the Moon reaches Earth
• C. Shadow of Earth falls on the Moon
• D. Only some parts of the Moon can emit light

Answer 1

The correct option is B Sunlight reflected by some parts of the Moon reaches Earth

Phases of the Moon are observed because the sunlight is reflected by some parts of the Moon before it reaches Earth. Depending on the size/shape of the reflecting part that faces us, phases of the moon are determined.