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WorksheetsWaves, Currents & Tides
Total questions: 35
Worksheet time: 12mins
The rise and fall of Earth's waters on its coastlines are called
currents
tides
waves
gravity
A large stream of water that moves through the ocean is called a
longshore drift
current
tide
wave
How do deep ocean currents form?
The form as warm, dense water sinks and flows beneath cold ocean water.
They form as cold, dense water sinks and flows beneath warm ocean water.
They form as warm, dense water sinks and flows with other warm ocean water.
The wind blows causing the deep ocean currents.
Which of the following types of water would SINK the fastest?
warm and salty
cold and salty
warm and fresh
cold and fresh
What causes surface currents and winds to follow a curved path?
a tsunami
the Coriolis Effect
the waves
the tides
What is the main cause of the Coriolis Effect?
earth’s rotation
trade winds
temperature
the sun and ocean
What happens to the ocean as depth increases?
temperature increases
salinity decreases, temperature decreases
pressure decreases
temperature decreases, salinity increases
Surface currents are mainly formed by and driven by ______.
the Coriolis Effect
Cold and Warm Water
Convection
the Wind
_______________ are flowing streams of water that move continually through the ocean in a specific direction.
Carrots
Breakers
Currents
Tides
Which factor affects the movement of deep currents?
increase in salinity
the coriolis effect
continental deflection
deep currents
A _____________________________ tide is produced when the Earth, and sun are aligned as in the diagram
neap tide
spring tide
high tide
low tide
What kind of tide (spring or neap) will occur when the moon is at position F?
spring
neap
Which tide occurs at 1 and 3?
low tide
high tide
long tide
neap tide
Movement of energy through a body of water is a
Tide
current
wave
longshore drift
The development of a wave usually begins with
currents
wind
gravity
tsunamis
Currents help regulate warm or cold climates in coastal regions around the world.
True
False
Describe this tide (check all that apply)
Spring Tide
Neap Tide
Full or New Moon
1st or 3rd Quarter
Greatest Tidal Range
Describe this tide (check all that apply).
Spring Tide
Neap Tide
New or Full Moon
1st or 3rd Quarter
Smallest Tidal Range
Currents caused by changes in density due to temperature and salinity.
Deep Ocean Currents
Surface Currents
Longshore Currents
The movement of cold nutrient-rich water to the surface providing food for sea life.
Downwelling
Upwelling
Gulf Stream
El Nino
