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1.4 Tides and Currents

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Total cards: 10•Content version: v3•Public deck•Updated: 8/1/2026

Card preview (10)

#1
Front (Question)

spring tides

Back (Answer)

tides experienced during a New Moon with high tides and lower low tides than usual

#2
Front (Question)

neap tides

Back (Answer)

tides experienced during the first and last quarters of the moon with lower high tides and higher low tides than usual

#3
Front (Question)

tidal range

Back (Answer)

difference in height between high tide and the following low tide

#4
Front (Question)

tidal amplitude

Back (Answer)

half the difference in height between high tide and the following low tide

#5
Front (Question)

( sea or ocean) current

Back (Answer)

continuous flow of seawater in a particular direction

#6
Front (Question)

gyre

Back (Answer)

a large system of rotating ocean currents

#7
Front (Question)

prevailing winds

Back (Answer)

the direction from which winds usually blow in a particular direction

#8
Front (Question)

upwelling

Back (Answer)

the movement of cold, nutrient-rich water from deep in the ocean to the surface

#9
Front (Question)

rip current

Back (Answer)

a narrow powerful current moving from the beach out to the ocean

#10
Front (Question)

Global Positioning System ( GPS)

Back (Answer)

A network of artificial satellites forming a navigation and location system