| Question | Answer |
|---|---|
| Water in the oceans | Seawater |
| chemical process in which light energy, water, and carbon dioxide are converted into sugar | Photosynthesis |
| the continental shelf, continental slope, and continental rise are regions of the continental | Plains |
| What is the term for an unscrewed submersible used to explore the seafloor | ROV |
| The large, flat areas of the seafloor that extend across the deepest parts of the ocean basin are | Abyssal plains |
| Which zone does not receive any sunlight | Deep zone |
| What happens to density as depth increase in oceans | It increases |
| Salt water mixed with freshwater is | Brackish water |
| The five oceans are the Antarctic Ocean, the Pacific Ocean, the Atlantic Ocean, the Indian Ocean, and the Southern Ocean | False |
| Salinity is a measure of the mass of dissolved solids in a mass of water | True |
| A salinity of 35 parts per thousands means that if you mesaured 1,000 g of seawater, 1,000 g would be water molecules and 35 g would be salts | False |
| The salinity of seawater is not constant | True |
| Brackish water is polluted water mixed with seawater | False |
| Distinguish between how an ocean trench and a mid-ocean ridge form | Mid ocean ridges form by tectonic plates pulling apart Ocean trenches form by tectonic plates colliding |
| List two main categories of resources on or beneath the ocean floor | Energy and minerals |
| Why do organisms that perform photosynthesis live only in the surface zone | They need direct sunlight |
| Most bio-luminescent deep-sea organisms emit blue and green light. What is the advantage of emitting these colors instead of other colors | They go deeper into the water. |
| To operate with hands or by mechanical means in a skillful manner. | manipulate |
| The oceans were filled during tens of thousands of years with water from _____ and possibly ice from comets and asteroids | Precipitation |
| Oceanographers use _______ to explore the seafloor | submersibles |
| What is the term for an uncrewed submersible used to explore the seafloor | ROV |
| Which zone does not receive any sunlight | Deep zone |
| Surface Zone | Most sunlight |
| Middle Zone | Some sunlight |
| Deep Zone | No sunlight |
