Eclipses

Front

A lunar eclipse occurs when Earth's shadow falls on the Moon.

Back

True

Front

A lunar eclipse only occurs during a new moon phase.

Back

False

Front

A solar eclipse occurs when the Moon moves directly between the Sun and Earth and throws a shadow on Earth.

Back

True

Front

Lunar eclipses occur about every 2.5 years.

Back

Full moons occur once or twice each month.

Front

Lunar Eclipses

Back

Occur less often than full moons.

Front

Full Moons

Back

Explained by students progressing toward understanding.

Front

Moon's Orbit

Back

Does not always pass directly in front of Earth.

Front

Sunlight Blockage

Back

Occurs only when the Moon's orbit is low enough to pass through Earth's shadow.