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Rickeys Stack
Properties of water/composition of oceans/ocean currents
| Question | Answer |
|---|---|
| What is the percentage of nitrogen? | 21% |
| What does water molecules look like? | Oxygen at the top and hydrogen at the bottom two. |
| What does cohesion mean? | The attraction among molecules that are alike. |
| What does adhesion mean? | The attraction among molecules that are not alike. |
| The density of ice is lower than the density of the same volume of liquid water. | True. |
| The density of freshwater is lowest at 4 degrees Celsius . | False. |
| The particles of liquid water are closer together than the particles of the same volume of frozen water. | True. |
| What is the five ways in witch water is a unique compound? | Ice floats in water, some substances dissolve into water, water forms drops when it spills, water is naturally as a solid, liquid, gas, and last is that water has a high specific heat. |
| What is the definition of sea water? | Water from the sea or ocean that has an average salinity of 35. |
| What is the definition of brackish water? | Is fresh water that is mixed with sea water. |
| Define salinity. | A measure of the mass of dissolved solids in a mass of water. |
| What are two sources of water for earths oceans? | Condensation, and Asteroids and Comets. |
| What happens in the surface zone? | This is where most fish hang out and even turtles. |
| What happens in the middle zone? | A lot of squids hang out around here. |
| What happens in the deep zone? | It is around 1000m where submarines go down. |
| What are the five earths oceans? | Pacific, Atlantic, Indian, Southern, and Artic. |
| Are ocean currents worm or cold? | Worm. |
| Does lots of things depend on ocean currents? | Yes. |
| The heat from the sun condenses or evaporates the water in the ocean leaving only salt behind? | Evaporates. |
| Warm air holds less or more heat than warm water? | Less. |
| Thermohaline currents are warm salty or cold fresh water ocean currents? | Warm salty. |
| The amount of salt in the ocean has or has not changed? | Has not. |
| Data marker buoys drift with ocean currents or ocean temperatures? | Ocean currents. |
| What is the percentage of salt in the ocean? | 40% |
Created by:
WhiteDragon
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