Oceanography Flashcards
The study of oceans
Oceanography
Spiral current
Gyres
Plant-like organisms that live in water
Algae
Salt content
Salinity
Top of wave
Crest
Low part of a wave
Trough
When the sun and moon work together ( full and new moon )
Spring tides
When the sun and moon are pulling against each other
Neap tides
Ability to change to meet requirements
Adapt
The flow of water or air
Current
What is California state marine fish
Garibaldi
Name four marine mammals
Seals, whales,dolphins, otters
What are two marine vertebrates
Seals and sea turtles
What are vertebrates
Animals with backbones
What are 2 marine invertebrates
Jellyfish and squid
What are invertebrate
Animals without backbones
What do you call organisms that drift in the ocean current?
mass of tiny floating organisms, they can be plant like or animal like
Plankton -
It uses carbon dioxide, water and sunlight to help plants create food
Photosynthesis
What is another name for kelps
Brown seaweed
What is the job of the kelps gas ladder
It floats the algae’s blades up providing greater access to sunlight for photosynthesis
Why is killer algae dangerous?
It causes harm to humans and animals
List three water sources in which algae can be found
Fresh water, lakes, streams
List one positive use for algae
Food
Distance from the top of one crest to the top of the next crest
Wavelength
How often do Neal tides and spring tides occur
Neap tides- 2x a week
Spring tide - every two weeks
How often do high tides and low tides occur?
It occurs about twice every 24 hours
What causes tides?
Gravity between the earth and the moon
What are the two locations for ocean currents?
Middle of the continent, coast
What 3 things cause current?
Wind, change in temperature, and gravity
