Ocean Tides and Currents

What is a difference between spring and neap tides?

• Spring tides occur when the earth and sun are IN LINE with the new or full moon. 
• Spring tides occur when moon in 3rd or 1st quarter phases
• Spring tides are LOWER than neap tides

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

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

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

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

What happens when there is a spring tide

• high tides 
• really high tides
• low tides

When the moon is at full moon or new moon, what type of tide will we experience?

• rip tide
• spring tide
• neap tide
• breaker tide

What do we call a tide that has a large range between the high and low tides?

• gravity tide
• wind tide
• spring tide
• neap tide

What do we call the small tides that happen when the sun and moon are at right angles to each other?

• Neap Tide
• Spring Tide
• Larger Change
• Smaller Change

What are tides?

• More water filling up the ocean
• The rising and falling of the water on the earth surface
• Jupiter orbiting the moon
• Waves in the oceans 

Surface ocean currents are generated mostly by

• the Coriolis effect
• water density
• tides
• wind

The Gulf Stream current makes the waters of North Atlantic

• cooler
• warmer
• more dense
• less nutrient rich