1. Terms Section 22.1 Define and write sentences
Currents
Surface currents
Deep currents
Coriolis effect
Gyres
Gulf stream
Drift
compare the power of currents in the open ocean with that of tidal currents in narrow bays

2. Terms Section 22.2 Define and write sentences
Waves
Crest
Trough
Wave height
Wave period
Swell
Fetch
Whitecaps
Breaker
Refraction
Undertow
Rip current
compare the power of currents in the open ocean with that of tidal currents in narrow bays

3. Terms Section 22.3 Define and write sentences
Tides
Tidal range
Spring tides
Neap tides
Tidal oscillations
Tidal currents
Tidal bore
compare the power of currents in the open ocean with that of tidal currents in narrow bays