AICE Ch. 11 Flashcard Review

Front

What occurs when the sun and moon are in a line with Earth?

Back

The highest high and lowest low tides will occur.

Front

What is a wave of water moving up a river due to tidal action called?

Back

Tidal bore.

Front

What is the tide pattern characterized by one high and one low tide each day?

Back

Diurnal tide.

Front

What is the time difference between the two high tides on a day with a 12hr 21min interval?

Back

12hr 21min.

Front

What factors influence the tides at any locality?

Back

The interaction of the sun, moon, and Earth, along with the elliptical orbits of the moon and Earth, rotation of Earth, and the size, shape, and depth of the ocean basin.

Front

Define 'Tidal Node'.

Back

Also known as an amphidromic point, it is a point in the ocean where the tide does not change.

Front

What is a 'Tidal Current'?

Back

A horizontal movement of water associated with the rise and fall of tides.

Front

What is a 'Tidal Wave'?

Back

A common term often misused to describe tsunamis; it refers to the waves caused by the gravitational pull of the moon and sun.

Front

What is a 'Mixed Tide'?

Back

A tide pattern that has two high and two low tides of different heights each day.

Front

What is a 'Semidiurnal Tide'?

Back

A tide pattern characterized by two high and two low tides each day that are of approximately equal height.