3rd 9 weeks Mid-Term Review - 6th grade

Where is ocean water the densest.

• The surface
• The middle
• The bottom
• Lake Michigan

Tags

NGSS.MS-ESS2-6

As you go deeper in the ocean, the water is colder and less salty.

• True
• False

Tags

NGSS.MS-ESS2-6

Warm ocean currents generally come from

• The North Pole
• The South Pole
• The Equator
• Both A and B

Tags

NGSS.MS-ESS2-6

What process brings the deep cold ocean currents up to the surface?

• Conduction
• Global Wind Patterns
• Convection Currents
• Temperature and salinity

Tags

NGSS.MS-ESS2-6

Ocean water is more dense than fresh water at the same temperature due to differences in:  

• Wind patterns
•  Lifeforms
• Currents
• Salinity

What happens to a current when it comes in contact with a continent or landmass?

• It continues over the continent
• It stops
• It changes direction
• It is absorbed by the land

Tags

NGSS.MS-ESS2-6

Cold ocean currents generally come from

• The North Pole 
• The South Pole
• The Equator
• Both A and B

Tags

NGSS.MS-ESS2-6

What affects the density of water?

• Salt

• Temperature

• The seasons of the year

• Both A and B

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Two types of ocean currents are

• local and global
• sea and land
• surface and deep
• warm and cold

Tags

NGSS.MS-ESS2-6

Surface currents are mainly caused by

• The Coriolis Effect
• Cold and Warm Water
• Convection
• Wind

Tags

NGSS.MS-ESS2-6