WorksheetsMotions of Ocean
Total questions: 37
Worksheet time: 25mins
What are ocean currents?
streams of lava flowing through water
columns of air moving through water
bubbles moving through water
rivers of water flowing through water
What causes the water in the ocean to evaporate?
heat from the sun
storms
ocean currents
low temperatures
Why aren't rivers and lakes salty?
All the salt dissolves.
Rain water carries minerals away to the oceans.
All salt forms in the ocean.
Rivers carry salt from oceans to lakes.
The amount of salt in the oceans has increased over time.
True
False
Which direction do the currents in the Northern Hemisphere turn?
counterclockwise
clockwise
The salt content of a substance
density
temperature
convection
salinity
What is the Coriolis effect?
heat transfer caused by the rising of hotter, less dense fluids and the falling of cooler, more dense fluids.
the movement of currents and tides through gravitational pull
the apparent deflection of moving air as a result of Earth's rotation.
its like an effect in Earth's core
Deep Ocean currents are primarily caused by
temperature and salinity
wind
gravity
precipitation
When surface currents meet continents they ___?
Stop moving
Are deflected (change paths)
Continue in the direction they were going
say whats up
Which direction do ocean waves move?
back and forth
up and down
in a side-to-side motion
in a circular motion
What controls the tides?
The Wind
The Waves
The Moon
The Stars
This Image represents...
Downwelling
Upwelling
Thermohaline circulation
Rip Current
Both El Nino and La Nina have this in common
Influence birds that migrate over the ocean
Influence rainy / dry weather world wide
The weather at the polar regions
The directions that ships travel in the oceans
El Niño ___________________ the trade winds causing the warm pool to move ___________.
weakens or reverses; west
intensifies; east
weakens or reverses; east
intensifies; west
La Niña is characterized by ______________ of the Western Pacific Ocean.
a warming
a cooling
average temperatures
movement
During the moon phases shown in the image Earth will experience a -
Spring Tide
Neap Tide
During the moon phases shown in the image Earth will experience a -
Spring Tide
Neap Tide
Tides are caused mainly by what?
Moon’s gravitational pull
Sun’s gravitational pull
Earth’s gravitational pull
God
Which one is less dense?
What does the blue line represent in the Thermohaline circulation?
Alkaline water
Warm water
Cold water
Salty water
What does the red line represent?
Warm water
Salty water
Cold water
Alkaline water
Draw the Global Conveyor Belt with the correct colors
