WorksheetsOcean Currents, Pollution, + Climate
Total questions: 13
Worksheet time: 7mins
DEEP CURRENTS are caused by...
movement of the jet stream
differences in temperature + salinity
(DENSITY)
rotation of Earth
differences in animal species
This diagram shows Earth's major ocean currents.
Which of the following causes the current to MOVE IN A CIRCULAR PATTERN?
Coriolis Effect
Butterfly Effect
temperature differences
density differences
This is the GLOBAL OCEAN CONVEYOR BELT showing deep, density currents.
What is TRUE about these currents?
they prevent tsunamis from occurring
they influence climate by distributing energy from the Sun
The Sun heats up Earth's equator more than the poles.
THIS HEAT IS MOVED AROUND THE GLOBE BY ____________.
ocean currents
aquatic plants
surface winds
tectonic plates
WATER HOLDS HEAT!
This allows ocean to....
prevent rapid extreme temperature changes on nearby land
form high pressure areas that cause magma
provide energy to create volcanoes
lower the freezing point of freshwater
Which statement is TRUE?
HINT: Use the image to help you!
water (oceans) hold heat more efficiently than land
ocean currents move faster than land currents
ocean currents move up and down in the air to touch the clouds
Which of the following can be TRANSPORTED by ocean currents?
trash
heat (solar energy)
trash AND heat (solar energy)
nothing
BREEZES are NAMED from where they _______________.
travel to
come from
BREEZES are _______ gusts of air or wind that come from the sea or land.
warm
cool
During the DAY a SEA BREEZE forms.
Which of the following describes this breeze?
the wind blows FROM the COLD LAND in a ZIG ZAG PATH
the wind blows FROM the COLD SEA in a CIRCULAR PATH
During the NIGHT a LAND BREEZE forms.
Which of the following describes this breeze?
the wind blows FROM the COLD LAND in a CIRCULAR PATH
the wind blows FROM the COLD SEA in a ZIG ZAG PATH
How are OCEAN CURRENTS and HEAT FROM THE SUN connected?
the movement of water CREATES heat
ocean currents circulate heat AWAY from the equator
The primary source of HEAT (THERMAL) ENERGY in oceans is...
sunlight
plankton
volcanoes
hurricanes
