Definitions
Sidereal vs. Synodic
Neap vs. Spring
100

This is an ocean tide of lowest amplitude, occurring at first-quarter and third-quarter moon phases. There is a lower high tide and a higher low tide.

What is a neap tide?

100

Winter solstice to summer solstice would be an example of this time.

What is the Sidereal period?

100

Tides that form when the sun, moon and earth form a right angle?

What is a neap tide?

200

The time it takes for a celestial body to turn once in its axis or to revolve around its orbit relative to the stars.

What is the sidereal period?

200

The amount of time it takes to complete one synodic period for the moon.

What is 29.5 days?

200

Tides that are formed when the sun, moon and earth are aligned.

What are spring tides?

300

This is an ocean tide of highest amplitude, occurring at full moon and new moon phases. It provides the highest high tide and lowest low tide.

What is a spring tide?

300

Full moon to full moon would be an example of this period of time.

What is the synodic period?

300

This is the tide that would be present when the moon is at the phase shown above.

What is a spring tide?

400

The time it takes for a solar system body to orbit the sun once and return to the same orbital relationship with Earth. The orbital period referenced to Earth and the sun.

What is the synodic period?

400

Time in the moon's sidereal period.

What is 27.3 days?

400

This is the tide that would be present when the moon is at the phase shown above.

 What is a neap tide?

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