Ocean Ch 8
Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A has wave heights of 2.5 meters and Sea B has wave heights of 3.5 meters, what would be the height of waves resulting from destructive interference?
1 meter
What is the speed in meters per second of a deep water wave with a wavelength of 1.5 meters?
1.53 meters per second
A deep-water wave occurs when the water depth is equal to at least:
1/2 of the wavelength
Based on the graph, what is the approximate period of a deep-water wave with a speed of 15 meters per second?
10 seconds
What is the speed in meters per second of a deep water wave with a wavelength of 3.5 meters?
2.34 meters per second
Based on the graph, what is the approximate speed, in meters per second, of a deep-water wave with a wavelength of 300 meters?
22 meters per second
Based on the graph, a deep-water wave with a period of 16 seconds should have a speed of ________ meters per second and a wavelength of ________ meters.
25.0; 400
Waves from separate sea areas move away as swell and produce an interference pattern when they come together. If Sea A has wave heights of 2 meters and Sea B has wave heights of 5 meters, what would be the height of waves resulting from destructive interference?
6 meters
Based on the graph, what is the approximate period of a deep-water wave with a speed of 5 meters per second?
6.7 seconds
Rogue waves are created along the "Wild Coast" off the southeast coast of ________, where the Agulhas Current flows directly against large Antarctic storm waves.
Africa
Judge the following sentence according to the criteria given below: The circular orbit of wave motion returns the floating object to its exact original position BECAUSE the half orbit in the trough is at the same velocity as the crest half of the orbit.
Both the assertion and the reason are incorrect
Which of the following caused the Indian Ocean tsunami of 2004?
Fault Movement
Which of the following caused the tsunami that killed 159 people in 1946?
Fault Movement
Examine the five words and determine the relationship among the majority of words/phrases. Choose the one option that does not fit the pattern.
Spilling
Judge the following sentence according to the criteria given below: Many people call tsunami "tidal waves" BECAUSE they are related to the tides
The assertion is correct, but the reason is incorrect
The first wave that forms when the wind begins to blow across the ocean surface is a:
capillary wave
The high parts of the waves are called ________.
crests
The movement of air across the ocean surface creates ________ waves.
ocean
Waves at the ocean surface are ________ waves.
orbital
Ocean surface waves are
orbital waves
A tsunami is considered to be a:
shallow water wave
A tsunami may result from
tectonic activity on the seafloor
The uplift or downdropping of large areas of the sea floor creates ________ waves.
tsunami
The diameter of a wave orbital at the surface is equal to
wave height
An unintended consequence of the jetty that protects the harbor entrance at Newport Harbor, California is a wave pattern that has crippled and killed many body surfers due to ________.
wave reflection
The ratio of wave height to wavelength is called the ________.
wave steepness
The circular motion of water molecules extends to a depth that is equal to
wavelength/2
Conditions for the development of wave energy are most optimal along ________ shores in the ________ Hemisphere.
western; Southern
Most ocean waves form as a result of:
winds blowing across the ocean surface
