Currents
A current is a _______ of water.
steady flow
Tidal waves, or tsunamis, are caused by?
Earthquakes/volcanoes
What is a slowly sloping rock platform?
Continental shelf
An important chemical we get from seaweed is?
algin
What is a bathyscaphe?
Deep boat/Submersible
How many currents flow constantly through the ocean?
40
How many times a day do the tides rise and fall?
twice
How would you take a “picture” of the ocean floor?
Sonar
What is the largest plant in the ocean?
Kelp
What is the shallowest, coldest ocean?
Arctic
What is the name of the sea current that flows from America to England?
Gulf Stream
a. What causes most of the STEADY action of waves?
b. Describe the motion of a wave.
a. wind
b. up and down
Where is the highest ocean mountain on earth?
Mauna Kea/Hawaii
What is the heaviest animal that has ever lived on earth?
Blue whale
a. What is a scientist who studies water called?
b. What is a scientist called who studies physical conditions and processes of the ocean, including waves, currents, tides, resources etc.
a. Hydrologist
b. Oceanographer
How do currents affect the whole earth’s climate?
How do currents affect plants and animals in the ocean?
Make it milder
They carry them to different places.
How are minerals added to the ocean?
By the hydrological cycle.
Rain water causes salt and minerals to erode off of rocks into streams and rivers. The minerals flow to the ocean. Evaporation of the ocean causes the salt to be left behind.
What is the name of the deepest location in the ocean?
Marianas Trench/Challenger Deep
What are plankton?
microscopic plants and animals in the sea
What is the name of the sea explorer who introduced scuba equipment?
What does SCUBA stand for?
Jacques Cousteau
self-contained underwater breathing apparatus
Who was the pathfinder of the seas?
Where in the Bible are the paths of the sea mentioned?
Lt. Maury
Psalm 8
Describe the main parts of the hydrological cycle?
Precipitation comes down from the clouds. (rain, snow, sleet)
Evaporation carries water vapor up into the atmosphere where condensation cools it and forms water drops in the clouds.
Then precipitation starts again!
What do you call the bottom of the ocean floor?
Basin
How are ocean plants different from land plants?
No roots, stems
How is oil brought from offshore rigs to shore?
Pipelines