Waves, Currents, & Tides

What causes tides?

• The sun and moons gravitational pull.
• plate movement.
• local winds.

What causes larger waves?

• local winds
• global winds
• plate movement

Which ocean current is found on the eastern side of North America?

• California
• Kuroship
• Gulf Stream
• Peru

The Gulf Stream current makes the waters of the North Atlantic

• cooler
• warmer
• more dense
• less nutrient rich

How do warm-water currents affect the coastal areas along which they flow?

• Cool the coast
• Warm the coast
• Cause snow to fall
• Cause higher tides

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

• neap tide
• spring tide
• new moon tide
• full moon tide

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

• full moon tide
• new moon tide
• neap tide
• spring tide

Deep ocean currents are a result of

• Global Wind Patterns
• Earth's Rotation
• Density
• All of the above

What is the periodic rise and fall of the water level in the oceans?

• Tide
• Tidal range
• Spring Tide
• Neap Tide

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