Question

color by numberocean currentsname: _____________date: ________ per: __directions: answer each question by circling the correct choice. after you have finished all questions, color the picture on the back using the corresponding color choice. you may choose any color you want for any parts of the picture that are not assigned a color.1. this is a stream of sea water that moves continuously and follows a regular pattern...choice a: ocean current sky bluechoice b: coriolis effect red-orangechoice c: upwelling yellow2. ocean currents that occur on top of the water and are driven by wind are known as...choice a: deep water currents purplechoice b: surface currents greenchoice c: crest currents red-orange3. ocean currents that occur far below the surface and are driven by differences in water density are called...choice a: trench currents brownchoice b: deep water currents redchoice c: surface currents purple4. the amount of dissolved salt in water is known as...choice a: upwelling sky bluechoice b: acidity greenchoice c: salinity red-orange5. ocean currents are driven by wind, tides, and...choice a: water density differences yellowchoice b: plankton purplechoice c: pollution brown6. seawater density is mainly affected by salinity and ________.choice a: temperature dark bluechoice b: the coriolis effect redchoice c: rip currents yellow-green7. density ________ when salinity increases.choice a: decreases redchoice b: increases blackchoice c: stays the same brown8. convection currents cause cooler water at the poles to sink and warmer water at the equator to ________.choice a: sink further brownchoice b: move to the west purplechoice c: rise orange9. the coriolis effect causes ocean currents to change paths. the coriolis effect is cause by...choice a: earth rotating around the sun yellowchoice b: earth rotating on its axis brownchoice c: salinity purple10. ocean currents in the ________ hemisphere move to the right and ocean currents in the __________ hemisphere move to the left.choice a: northern, southern dark bluechoice b: southern, northern orangechoice c: eastern, western purple11. which of the following statements is true?choice a: the gulf stream is warm because it forms near the poles. blackchoice b: the water near the equator is cold and dense. yellow-greenchoice c: the water at earths poles is cold and dense. red12. which of the following statements is false?choice a: temperature does not affect the movement of ocean currents. sky bluechoice b: ocean currents affect climate. dark bluechoice c: the shape of continents affect the direction of currents. brown

Explanation:

1. Defines the continuous, patterned seawater flow.
2. Identifies wind-driven top ocean currents.
3. Names density-driven deep ocean currents.
4. Defines dissolved salt content in water.
5. Lists density differences as a current driver.
6. Notes temperature as a key density factor.
7. States salinity's effect on water density.
8. Describes convection current movement.
9. Identifies the cause of the Coriolis effect.
10. Mathemisphere current deflection directions.
11. Validates a true ocean property statement.
12. Identifies a false ocean current statement.

Answer:

1. A. ocean current [sky blue]
2. B. surface currents [green]
3. B. deep water currents [red]
4. C. salinity [red-orange]
5. A. water density differences [yellow]
6. A. temperature [dark blue]
7. B. increases [black]
8. C. rise [orange]
9. B. Earth rotating on its axis [brown]
10. A. northern, southern [dark blue]
11. C. The water at Earth's poles is cold and dense. [red]
12. A. Temperature does not affect the movement of ocean currents. [sky blue]