Seasons, eclipses, moon phases

Front

What are the four main phases of the moon?

Back

New Moon, First Quarter, Full Moon, Third Quarter.

Front

What causes the different phases of the moon?

Back

The phases of the moon are caused by the relative positions of the Earth, moon, and sun, which affect how much of the moon's surface is illuminated.

Front

What is a solar eclipse?

Back

A solar eclipse occurs when the moon passes between the Earth and the sun, blocking all or part of the sun's light.

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

How long does it take for the moon to complete one full cycle of phases?

Back

About 29.5 days.

Front

What is the tilt of the Earth's axis?

Back

The Earth's axis is tilted at an angle of approximately 23.5 degrees.

Front

How do seasons change on Earth?

Back

Seasons change due to the tilt of the Earth's axis and its orbit around the sun, affecting the angle and intensity of sunlight received.

Front

What is the difference between a waxing and waning moon?

Back

A waxing moon is when the visible portion of the moon is increasing, while a waning moon is when the visible portion is decreasing.

Front

What is the significance of the equinoxes?

Back

Equinoxes are significant because they mark the points in the year when day and night are approximately equal in length.

Front

What is the gravitational force?

Back

Gravitational force is the attraction between two objects with mass, which depends on their masses and the distance between them.