Ocean Currents and Convection

In ocean convection, what is created when air moves from warm to cold temperatures?

• deep ocean currents

• tides

• air currents

Tags

NGSS.MS-ESS2-6

Which of the following is correct?

• warmer ocean currents = warmer climate

• cooler ocean currents = warmer climate

• warmer ocean currents = cooler climate

Tags

NGSS.MS-ESS2-6

Water will high salinity will __________ because it is more dense than surrounding water.

• sink

• rise

• mix

Two locations are located at the same distance from the equator. Location 1 is rainy and warm. Location 2 is cool and dry. What is causing the weather at Location 1?

• the Sun is stronger at location 1

• it's probably summer in location 1

• there is a warm ocean current near location 1

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Why don't ocean currents sink at the poles and move in a straight line to the equator where they rise up again? Instead they look more like the picture on the right.

• The earth is spinning and continents are in the way.

• Fishing and boats get in the way.

• Salt and minerals get in the way.

• Gravity pulls on the water.

Tags

NGSS.MS-ESS2-6

Which current affects the west coast?

• California Current

• Gulf Stream Current

• Caribbean Sea Current

Which current affects the east coast?

• California Current

• Gulf Stream Current

• Caribbean Sea Current

Which of the following brings cold water from the north near the poles?

• California Current

• Gulf Stream

• niether

Tags

NGSS.MS-ESS2-6

Which of the following brings warm water from the South near the Equator?

• California Current

• Gulf Stream

• neither

Which of the following describes what is happening in a low pressure system?

• cold air sinking

• cold air rising

• warm air rising

Tags

NGSS.MS-ESS2-5