Over the North Pacific Ocean, periodic changes in surface water temperature can influence weather along the west coast of North America for much longer periods of time than El Nino and La Nina. These changes are called the ____________________
Fill in the blank with correct word.
ANSWER: Pacific Decadal Oscillation?
PDO
Pacific Decadal Oscillation (PDO)
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Distribution of temperature during the year:
A worm body exhibits ____________ ____________; that is, the body has a left side and a right side that are mirror
images of each other. Fill in the blank(s) with the appropriate word(s).
Briefly explain the current theory of Earth's origin, including how and why it came to be differentiated
by composition. What will be an ideal response?
How does a hydrogenous sediment form in the deep ocean?
a) Hot water from vents concentrate nutrients in the deep ocean. b) Phosphates and carbonates occur at volcanic mid-ocean ridges. c) Shipwrecks dissolve and contribute to the mineral content in the ocean. d) Dissolved minerals in seawater precipitate out of solution when temperature and pressure conditions change.