Earth, Sun, and Moon Systems Flashcard

Front

What is illuminating the Moon?

Back

Sunlight is what illuminates the Moon.

Front

Why do we experience seasons on Earth?

Back

The Earth is tilted at 23.5 degrees causing the sun to heat Earth with direct rays in the summer and indirect rays in the winter.

Front

What type of eclipse occurs when the Earth is between the Sun and the Moon?

Back

A lunar eclipse occurs when the Earth is between the Sun and the Moon.

Front

What must happen for a solar or lunar eclipse to occur?

Back

The Sun, Earth, and Moon must align.

Front

What season is it when the northern hemisphere is tilted away from the sun?

Back

It is winter when the northern hemisphere is tilted away from the sun.

Front

What is the tilt of the Earth that affects seasons?

Back

The Earth is tilted at 23.5 degrees.

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.

Front

What is a lunar eclipse?

Back

A lunar eclipse occurs when the Earth passes between the Sun and the Moon, casting a shadow on the Moon.

Front

How often do solar and lunar eclipses occur?

Back

Solar and lunar eclipses do not occur every lunar cycle due to the alignment of the Sun, Earth, and Moon.

Front

What is the difference between direct and indirect sunlight?

Back

Direct sunlight is when the sun's rays hit the Earth straight on, while indirect sunlight is when the rays hit at an angle.