Flashcards
Spring and neap tides and constructive vs destructive waves
Cards in this deck (4)
- 1Spring tide- Right angle
- High high tide and a low low tide
- High tidal range
- Stronger tidal currents
- Occur twice a month when there is a full moon - 2Neap Tide- Sun and the moon at a right Angle
- the gravitational pull of the sun partially cancels the moon
- Low high tide and a high low tide
- Smaller tidal Range
- Weaker tidal currents - 3Constructive waves- Flat
- Low in height
- Long wave length
- Strong swash carrying material up the beach and forming berms
- Weak backwash
- Low wave frequency between 6-8 per minute - 4Destructive waves- Large wave height
- Short wave length
- Strong backwash
- Tall breakers with a high downward force
- Weak swash
- Long fetch
- High wave frequency between 13-15 per minute
Information
- Description
- Flashcards on Untitled, created by Olivia Cousin-Da on 29/04/2015.
- Created by
- Olivia Cousin-Da
- Views
- 0
- Rating