Exploring Ocean Currents with Bill Nye

What keeps ocean water moving and creates huge currents?

• Fish

• Wind and salt

• Boats

• Mountains

Tags

NGSS.MS-ESS2-6

What happens to the salt when ocean water evaporates?

• It turns into clouds

• It stays in the ocean

• It disappears

• It evaporates with the water

Why does very salty water create a current when mixed with less salty water?

• Because it is colder

• Because it is warmer

• Because it is heavier

• Because it is lighter

What is the term for currents set up by warm and salty water sinking and rising in the ocean?

• Surface currents

• Wind-driven currents

• Tidal currents

• Thermohaline currents

Tags

NGSS.MS-ESS2-6

Why should you not drink salt water?

• It evaporates quickly

• It is too cold

• It is not good for your health

• It contains harmful bacteria

What is the purpose of deploying a data marker buoy?

• To navigate ships

• To catch fish

• To track ocean currents

• To measure the depth of the ocean

Tags

NGSS.MS-ESS2-6

Why are lakes and rivers not salty like the ocean?

• They have no salt

• Minerals are rinsed out into the ocean

• They are too small

• They are too cold

Tags

NGSS.MS-ESS2-4

What causes the Gulf Stream to have a warmer climate effect on Europe?

• The rotation of the Earth

• The shape of the ocean floor

• The presence of fish

• The sun warming water at the equator

Tags

NGSS.MS-ESS2-6

What is the highest mountain in the world?

• Mount McKinley

• Mount Fuji

• Mount Everest

• Mount Kilimanjaro

Which planet in our solar system has liquid oceans?

• Venus

• Mars

• Earth

• Jupiter

Tags

NGSS.MS-ESS2-4