Question | Answer |
What happens to sound pulses from a ship after they hit the ocean floor? | the pulses bounce back to the ship |
What does the deep ocean basin consist of? | the abyssal plain, mid-ocean ridges, ocean trenches, rift valleys and soamounts |
How do the ocean's surface temperatures vary? | with time of year and latitude |
Why do engineers drill in the ocean floor? | for oil and natural gas |
What are the most abundant elements in ocean water? | sodium and chlorine |
What is salinity? | the measure of the amount of dissolved salts in a given amount of liquid |
Where do benthos live? | on or in the ocean floor |
What resources cannot be harvested from the ocean? | sludge |
What is wave energy? | a clean, renewable resource |
Where is a nekton found? | swimming actively in the open ocean |
What are autotrophs? | organisms that make their own food |
What is an example of plankton? | plankton |
What is an example of benthos? | crabs |
What is an example of nekton? | whale |
What ocean has the most ice? | Artic Ocean |
What ocean is half the size of the Pacific Ocean? | Atlantic Ocean |
Where are hydrothermal vents located? | in the benthic zone |
What type of energy is wave energy? | clean energy |
What is an example of a non-living resource? | minerals |
What do carnivores eat? | meat |
What do herbivores eat? | plants |
What do omnivores eat? | plants and meat |
Are zooplankton animal-like or plant-like? | animal-like |
Are phytoplankton animal-like or plant-like? | plant-like |
What zone are coral reefs located in? | neritic zone |
What are the ocean basins in order from largest to smallest? | Pacific, Atlantic, Indian and Artic |
What are the ocean basins in order from smallest to largest? | Artic, Indian, Atlantic and Pacific |
What are the 3 groups of marine life? | plankton, nekton and benthos |
What is upwelling? | winds blow parallel to the shore, warm water is pushed out to sea and cold nutrient rich water flows toward the ocean surface |
What are 2 living resources humans get from the ocean? | fish and seaweed |
What are 2 non-living resources humans get from the ocean? | minerals and oil/gas |
What are the 3 main dissolved gases in ocean water? | carbon dioxide, nitrogen and oxygen |
What makes the intertidal zone unique? | it is exposed to both air and water |