WorksheetsMarine Bio Unit 4 (Waves, Tides & Currents) Review Quiz
Total questions: 30
Worksheet time: 16mins
What name is given to large, destructive waves caused by underwater earthquakes and volcanoes?
Spring tide
Tsunami
Swell
Capillary wave
When you are playing in the ocean, you must watch out for ____, spots where the longshore current carries water back into the ocean.
swells
neap tides
rip tides
refractions
When the moon is at full moon or new moon, what type of tide will we experience?
Neap tide
Spring tide
Ride tide
Red tide
Why do waves increase in height as they approach the shore?
Waves are forced into inlets
They interact with the ocean floor
Water molecules speed up
Water density increases
Which factor is MOST responsible for the ocean tides?
The Moon's gravity
The wind
The salinity of the ocean
The rotation of the Earth
Which of these is not a generating force for waves?
Surface tension
Wind currents
Earthquakes
Landslides
Which factors increase wave height and formation when they increase as well? Select all that apply.
Wind speed
Ocean depth
Duration of wind
Fetch
Salinity
Besides the Moon, the daily tides around the world are also affected by _________.
the Sun
salinity
wind speed
latitude
This tidal pattern has two high tides and two low tides each day, both having similar heights.
Semidiurnal
Diurnal
Mixed semidiurnal
This tidal pattern has two high tides and two low tides each day, both having differing heights.
Semidiurnal
Diurnal
Mixed semidiurnal
This tidal pattern has only one high tide and one low tide each day.
Semidiurnal
Diurnal
Mixed semidiurnal
During which phases of the Moon do neap tides occur? Select all that apply.
New moon
First quarter
Full moon
Third quarter
____________are caused by the moon’s gravitational pull on the Earth.
Tides
Breaker
Through
Current
A ___________ is where the top of the wave curls over.
current
tides
breaker
through
The _____________is the lowest part of a wave.
tides
current
breaker
trough
The __________ is the highest point of a wave.
current
crest
tides
breaker
______________ is the number of waves that pass somewhere in a second. If the wavelength of a wave is increased the frequency will decrease.
Frequency
Mines
Currents
Crests
A _____________________________ tide is produced when the Earth, and sun are aligned as in the diagram
neap tide
spring tide
high tide
low tide
Which type of ocean movement can be described as the rise and fall of sea level, mostly due to the gravitational influence of the moon?
Current
Wave
Tide
What causes ocean currents in the Northern Hemisphere to curve to the right?
Earth's orbit around the Sun
Earth's spinning on its axis that creates the Coriolis Effect
Earth's magnetic field
Earth's force of gravity
What is a gyre?
Any large system of circulating ocean currents, particularly those involved with large wind movements; caused by the Coriolis Effect.
An underwater flat-top mountain
If you are caught in a rip, what is something you should NOT do?
Swim against the rip
Swim to the side
Stay calm
Signal for help
The apparent curving of the path of a moving object because of the Earth's rotation
Coriolis Effect
Global Winds
Global Winds
Salinity
a movement of ocean water that contains stream-like movement in a regular pattern
Surface Current
Deep Current
Ocean Current
Deep Ocean Currents
Spot the rip:
1
2
3
