lunar phases and tides

Front

What is a high tide?

Back

High tide occurs when the sea is pulled TOWARD the moon where Earth is CLOSEST to the moon.

Front

What is a low tide?

Back

Low tide occurs when the sea is pulled AWAY from the moon where Earth is FARTHEST from the moon.

Front

What is a neap tide?

Back

A neap tide is a tide with the least difference between high and low water, occurring during the first and third quarters of the moon.

Front

When do neap tides occur?

Back

Neap tides occur approximately every two weeks, specifically around the 5th and 20th of each month.

Front

What is a waxing crescent moon?

Back

A waxing crescent moon is the phase of the moon when it is less than half illuminated and increasing in illumination.

Front

What is a waning crescent moon?

Back

A waning crescent moon is the phase of the moon when it is less than half illuminated and decreasing in illumination.

Front

What is a waxing gibbous moon?

Back

A waxing gibbous moon is the phase of the moon when it is more than half illuminated and increasing in illumination.

Front

What is a waning gibbous moon?

Back

A waning gibbous moon is the phase of the moon when it is more than half illuminated and decreasing in illumination.

Front

What causes tides?

Back

Tides are caused by the gravitational pull of the moon and the sun on Earth's oceans.

Front

What is the difference between spring tide and neap tide?

Back

Spring tides have the greatest difference between high and low tide, occurring during full and new moons, while neap tides have the least difference.