chapter 8

The vertical distance between high and low

tide is the

• tidal range

• range

The time between consecutive high or low

tides is the

• tidal

• tidal period

Areas that have one high tide and one low

tide each day have tides that are

• tide

• diurnal

Two high tides and two low tides of unequal

tidal range each day are tides that are

• mixed

• together

Tides that occur in areas with two high tides

and two low tides of equal tidal range each

day are

• semidiurnal

• diurnal

Tides that have the lowest high tides and

highest low tides are

• spring tide

• neap tide

Tides that have the highest high tides and

lowest low tides are

• spring tides

• neap tides

The landward flow of water as the tide is

rising is called the

• current

• flood current

The seaward flow of water as the tide is

falling is called the

• ebb current

• ebb

Which has the greater effect on the tides?

• water level

• The closeness of the moon to the Earth