Ocean Currents
Quiz by Erin Ruth
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22 questions
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- Q1What causes ocean currents to move?Earthquake activityRainfallSunlightWind and the Earth's rotation30s
- Q2Which of the following is a warm ocean current?Gulf StreamBenguela CurrentHumboldt CurrentCalifornia Current30s
- Q3What is the primary effect of ocean currents on climate?They create tidesThey cause earthquakesThey increase rainfallThey help regulate temperature30s
- Q4Which factor primarily affects the movement of ocean currents?Plant growthPredator migrationsMountain rangesWind patterns30s
- Q5What is the role of the Coriolis effect on ocean currents?It makes currents fasterIt changes the temperature of currentsIt stops currents from formingIt causes currents to curve30s
- Q6What phenomenon occurs when cold, nutrient-rich water rises to the surface of an ocean?Thermohaline circulationEl NiñoUpwellingDownwelling30s
- Q7What is the main reason that ocean currents are important for marine life?They block sunlight from reaching the ocean floorThey distribute nutrients and oxygenThey keep the oceans saltyThey create waves for surfing30s
- Q8What is the name of the current that flows from the equator towards the poles and is known for being warm?North Atlantic DriftEquatorial CurrentAntarctic Circumpolar CurrentBenguela Current30s
- Q9What term is used to describe the circular motion of ocean currents in the ocean?WaveTideGyreCurrent30s
- Q10Which factor can cause ocean currents to change direction?Local wildlifeOcean temperatureCoriolis effectWater salinity30s
- Q11Which ocean current is known for being warm and flowing from the Gulf of Mexico towards the northeastern United States?Antarctic Circumpolar CurrentGulf StreamPeru CurrentCalifornia Current30s
- Q12What is the term for the large-scale movement of seawater driven by factors such as wind, temperature, and salinity differences?Tidal movementOcean circulationCoastal erosionSurface waves30s
- Q13What makes ocean water denser?Less sunlightHigher salt concentrationMore wavesHigher temperature30s
- Q14What happens to the density of ocean water as you go deeper?It increasesIt disappearsIt stays the sameIt decreases30s
- Q15Which factor does NOT affect the density of ocean water?SalinityPressureTemperatureThe color of the water30s