Oceans

Which water is densest?

• warm fresh water

• cold fresh water

• warm salt water

• cold salt water

Which is NOT a factor that influences surface currents?

• global winds

• continental deflection

• Earth's tilt on its axis

• Coriolis effect

Tags

NGSS.MS-ESS2-6

The definition of salinity is...

• how much salt you put on food

• the amount of salt in water

• how much salt there is in air

Mark the ways in which salinity in the ocean can change.

• add fresh water to an ocean

• water evaporates from the ocean

• ice caps melt

• water freezes into an ice cap

Tags

NGSS.MS-ESS2-4

Do ocean currents follow the same path as global winds?

• yes

• no

Tags

NGSS.MS-ESS2-6

Why does the moon's gravitational pull have more of effect on tides than the sun's gravitational pull?

• they are the same

• the moon is larger than the sun

• tides are not caused by the moon

• the moon is closer to the Earth than the sun

Tags

NGSS.MS-ESS1-1

Wha type of tide would this arrangement of earth-moon-sun create?

• full moon tide

• new moon tide

• neap tide

• spring tide

Tags

NGSS.MS-ESS1-1

What type of tides would this arrangement of earth-moon-sun create?

• neap tide

• spring tide

• new moon tide

• full moon tide

Tags

NGSS.MS-ESS1-1

What is the densest and coldest water mass of all Earth's oceans?

• North Atlantic deep water

• Antarctic intermediate water

• Antarctic bottom water

• Gulf Stream

What is the cause of ocean layering?

• evaporation

• density differences

• polar ice caps

• currents

Tags

NGSS.MS-ESS2-6