Ocean Floor
This part of the ocean floor is the closest to land.
continental shelf
The water in Earth's oceans is a mixture of these 3 things:
gases, water and dissolved solids
energy
What kind of water is in the ocean?
salt water
The rise and fall of ocean waters.
tides
This is a steep slope between the continental shelf and the rest of the ocean.
continental slope
How many oceans are there?
5
These are plants and other floating organisms that use the sun's energy to make their own food.
producers
This is the measure of all salts dissolved in water.
salinity
A body of water moving in a certain direction.
current
This is the transition area between the continental slope and the abyssal plain.
continental rise
What percentage of the Earth's surface is covered in oceans?
71%
These organisms get their energy by eating other organisms.
consumers
What is the bottom of the ocean called?
ocean floor
What causes currents?
wind patterns and water temperature
This is a flat underwater plain that is considered the true ocean floor.
abyssal plain
As you go deeper in the ocean, the water __________ increases.
pressure
These break down dead plants and animals in the ocean.
decomposers
As you go deeper in the ocean, the amount of ________ decreases.
sunlight
What is the warm Atlantic Ocean current that begins in the Gulf of Mexico?
Gulf Stream
These are at the very bottom of the ocean floor. These are the deepest, darkest parts of the ocean floor.
trenches
As you go deeper in the ocean, the water temperature gets _________.
colder
Which animal eats the zooplankton in this food chain?
sun - phytoplankton - zooplankton - small fish - shark
small fish
What are the names of the five oceans?
Arctic, Indian, Atlantic, Pacific and Southern
Tides can be ______ or ______.
high, low