Tides
Daily rise and fall of ocean waters
What are tides
movement of energy through a body of water
What is a wave
white capped waves the crash or "break" into the shore
What are breakers
Term for protecting a resource or using less of it to make sure it is available in the future
What is conservation
The top of a wave.
What is a crest
Tides are caused by the pull of ____________ from the sun and moon
What is gravity
horizontal distance between two crests
What is a wave length?
Letter in the alphabet before U
What is T
Natural land form that provides protection. It is a really high "sandy" hill
What is a sand dune
The bottom of a wave
What is trough
The highest high tide occurs during a ________ ________. When the sun, moon, and Earth are all aligned.
What is spring tide
How often waves occur measured by wavelengths
What is frequency
Caused by an underwater earthquake, causes major damage and loss of life
What is a tsunami
What type of beach is a natural beach that has formed which protects the mainland from erosion?
What is a barrier beach
What color is Azul?
What is Blue
Least difference between high and low tide
What is neap tide
How tall a wave is
What is wave height
Be careful of these caused by breaks in sandbars. These can cause water to rush back to the ocean and take you with it.
What is a Rip Current
Building a wall of rocks or concrete to stop beach erosion
What is a Groin
Water rushing back into the ocean that may slide under and around your feet. It can be forceful.
What is an undertow
Approximate time taken to experience two high tides and two low tides.
What is 25 hours.
Term for a wave coming to shore at an angle and carrying sand and you down the beach when it returns to the ocean.
What is Longshore Drift
December 25th is a holiday. What is it's name?
What is Christmas
What is the chemical formula for water?
H2O
What are the three things needed for photosynthesis to occur?
What are sunlight, CO2, and H2O