Convection and El Nino

Colder materials ​ (a)   because they have​ (b)   densities

• sink
• higher
• rise
• lower

Convection is responsible for

• Ocean currents

• Wind Currents

• Currents in the Asthenosphere

• All of the above

Tags

NGSS.MS-ESS2-6

During El Nino

• Trade Winds Stall or Reverse

• Trade winds are normal

• Trade winds are much stronger than usual in the normal direction

• All of the above

Tags

NGSS.MS-ESS2-6

El Nino starts with warmer than average temperatures

• In Australia

• Off the west coast of South America

• Off the east coast of North America

• Off the west coast of Africa

Tags

NGSS.MS-ESS2-6

Which is true?

• El Nino and La Nina both cause upwelling of nutrient rich waters

• El Nino and La Nina both suppress upwelling of nutrient rich water

• El Nino suppresses upwelling, La Nina increases it

• El Nino increases upwelling, La Nina

Tags

NGSS.MS-ESS2-6