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ocean flash cards

flash cards for science period 1

QuestionAnswer
1. in nature what are the three ways water can exist? solid,liquid,and gas
2. why is water known as the universal solvent ? many substances can dissolve in water
3. what is the boiling point of water? 100 degrees C or 212 F
4. is water odorless? yes in its pure state
5. what chemicals make water? two parts hydrogen and one part oxygen (H2O)
6. what is the freezing point of water? zero degrees C or 32 F
7. which has greater density water or ice? ice
8. does water have cohesion? yes
1. are the oceans uniformly mixed? no
2. does sunlight affect the ocean? yes
3. does sunlight reach the midnight zone (below 1000 meters) of the ocean? no
4. is there much plant life at an ocean depth of 4000 meters? very little life
5. how deep is the deepest ocean trench ? 10,0000 meters below sea level (near the Philippines)
6. can a person float better in salt water or fresh water? salt water because salt water increases the density
7. can all ocean life live in the same oceanic habitat? no Different chemicals and physical properties are necessary for different marine life
8. what happens when the ocean becomes to acidic? it will destroy coral reefs as well as sea life
1. how do currents move? currents move at an angles
2. what are the three types of currents? the three types of currents are longshore currents,upwelling currents, and the rip current
3. what are the five spinning currents through out the earth called? they are called gyres
4. how are the gyres connected? they are part of the global conveyer belt
5. what is the global conveyer belt? the global conveyer belt is a lot of currents connected that run through our earth
6. what type of currents are found only in certain seasons? longshore currents, upwelling currents,and rip currents
7. in what direction do gyres spin? gyres spin clockwise
8. what causes an ocean current? wind, breaking waves, Coriolis effect,temperature, and salinity
Created by: olivia period1
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