What causes waves and tides? Flashcards
How are waves made?
Waves are made by the wind blowing over the surface of water, lifting it.
What is a fetch
Fetch is the length of the water the wind is blowing on
what is the most common wind in the Uk and where does it blow from?
The most common wind in the UK is the prevailing wind which blows from the south west.
What do the waves roll into and how high can it be?
At sea the waves roll into a gale which is up to 20 meters high.
Water turbulent are called _____
Swash
The water rushing up is
Up rush
The water going back is
Backwash
What if Up rush is stronger?
The material will be carried
What if Backwash is stronger?
The land will be eroded and dragged into the sea
what does Backwash cause
A beach
Why are tides created?
Tides are created as the moon is pulling the water towards it.
What is the 2nd Largest tidal range and how large is it?
The 2nd largest tidal range is the Briton Channel which is 14 meters long.
High tides occur when mostly?
High tides occur every twelve and half hours with low tides in between.
What is a tidal range?
A tidal range is the drop level from High tides to low tides.
