Hydrosphere - Tides & Ocean currents

The circular Gyres of the oceans caused by Earth’s rotation is called

• Rip currents

• The Coriolis effect

• Gyres

• Global conveyor belt

What percentage of the earth is covered by water?

• 71

• 97

• 3

• 29

What affects the density of ocean water?

• Ocean depth and gyres

• Salinity and temperature

• Temperature and ocean animal type

• Ocean depth and temperature

What is the type of tidal cycle with two high tides and one low tide?

• Diurnal

• Mixed patter

• Corona

• Semi-diurnal

The connected system of currents in the ocean that takes 100 years to make a complete cycle is?

• Ocean escalator belt

• Global ocean conveyor belt

• Spring tide

• High tide

What causes surface currents?

• Winds

• Salinity differences

• Temperature differences

• Coriolis effect

Because of the Coriolis effect currents in the southern Hemisphere travel in what direction.

• Clockwise

• Up

• Counterclockwise

• Down

What has the biggest effect on ocean waters?

• The Sun

• The Moon

• The Earth

• The Atmosphere

What tide has the largest tidal range?

• Spring tide

• Neap tide

• High tide

• Low tide

When does density of ocean water increase?

• When water gets warmer

• When water gets colder

• When water is less salty

• When water evaporates