Earth, Moon, and Sun

Front

What is the Moon's waxing phase?

Back

The waxing phase of the Moon is when the visible illuminated part of the Moon increases, leading up to a full moon.

Front

What is a solar eclipse?

Back

A solar eclipse occurs when the Moon passes between the Earth and the Sun, blocking the Sun's light partially or completely.

Front

Why does the Moon appear to move across the sky?

Back

The Moon appears to move across the sky because it is orbiting Earth, and as it moves, its position changes relative to the background stars.

Front

Can the Moon ever be completely dark?

Back

Yes, the Moon can appear completely dark during a lunar eclipse when Earth blocks sunlight from reaching the Moon.

Front

What causes the seasons on Earth?

Back

The seasons are caused by the tilt of Earth's axis as it revolves around the Sun, affecting how sunlight is distributed across the planet.

Front

What is a lunar eclipse?

Back

A lunar eclipse occurs when the Earth passes between the Sun and the Moon, causing the Earth's shadow to fall on the Moon.

Front

What is the difference between a full moon and a crescent moon?

Back

A full moon occurs when the entire face of the Moon is illuminated, while a crescent moon occurs when only a small part of the Moon is illuminated.

Front

What is the significance of the dotted circle in diagrams of the Earth-Moon system?

Back

The dotted circle represents the Moon's orbit around Earth, indicating that the Moon is always moving in a circular path.

Front

What happens during a lunar eclipse?

Back

During a lunar eclipse, the Earth blocks sunlight from reaching the Moon, causing the Moon to appear dark or reddish.

Front

What is the term for the phase when the Moon is fully illuminated?

Back

The term is 'full moon'.