Unit 6: Seasons & Moon Phases

Front

What does the term 'equinox' mean?

Back

Equal amount of daylight and equal amount of night.

Front

What causes tides?

Back

The Moon's gravity.

Front

True or false: When the northern hemisphere is tilted away from the sun, it has summer.

Back

False.

Front

What is the reason for the seasons?

Back

Earth's tilted axis and revolution.

Front

How many degrees is the Earth's axis tilted?

Back

23.5 degrees.

Front

What are the two equinoxes called?

Back

Vernal (Spring) Equinox and Autumnal (Fall) Equinox.

Front

What is a solstice?

Back

The time when the sun is at its greatest distance from the equator, resulting in the longest and shortest days.

Front

What is the difference between a spring tide and a neap tide?

Back

Spring tides occur when the sun, moon, and Earth are aligned, resulting in higher high tides and lower low tides. Neap tides occur when the sun and moon are at right angles, resulting in lower high tides and higher low tides.

Front

What phase of the moon is visible when the entire face is illuminated?

Back

Full Moon.

Front

What phase of the moon occurs when it is between the Earth and the sun?

Back

New Moon.