Earth Sun and Moon

Front

What is a spring tide?

Back

A spring tide occurs when the sun, Earth, and moon are nearly in a line, resulting in higher high tides and lower low tides.

Front

What does waxing mean in relation to moon phases?

Back

Waxing refers to the phase of the moon when it is increasing in illumination, moving from new moon to full moon.

Front

How many days after a full moon does the new moon occur?

Back

Approximately 14 days.

Front

What is the cause of the day-and-night cycle on Earth?

Back

The day-and-night cycle is caused by the rotation of the Earth on its axis.

Front

Why does autumn start in different months in North America and South America?

Back

Autumn starts in different months due to Earth's axis having a 23.5 degree tilt.

Front

What is a neap tide?

Back

A neap tide occurs when the sun and moon are at right angles relative to the Earth, resulting in lower high tides and higher low tides.

Front

What is the significance of the Earth's axial tilt?

Back

The Earth's axial tilt of 23.5 degrees is responsible for the changing seasons as the Earth orbits the sun.

Front

What is the full moon phase?

Back

The full moon phase occurs when the entire face of the moon is illuminated by the sun, making it fully visible from Earth.

Front

What happens during a lunar eclipse?

Back

A lunar eclipse occurs when the Earth is positioned between the sun and the moon, causing the Earth's shadow to fall on the moon.

Front

What is the difference between waxing and waning?

Back

Waxing refers to the moon increasing in illumination, while waning refers to the moon decreasing in illumination.