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WorksheetsHydrosphere - Tides & Ocean currents
Total questions: 10
Worksheet time: 5mins
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
