This word is used to describe the number of waves that pass a point per second.
What is frequency?
100
This part of the ROV keeps it connected to its controls above the surface.
What is the tether?
100
The highest points on a topographic map are typically this color.
What is red?
100
SONAR uses this same technique used by some animals like dolphins and whales to find objects in the Ocean
What is echolocation?
100
A whale knows that Krill is this far away if a sound pulse emitted by the whale is detected by the whale 1 second later.
What is 750 meters?
200
This is the period if it takes 28 seconds for 4 waves to pass
What is 7 seconds?
200
In order to make an ROV neutrally buoyant, engineers must make this force equal to the buoyant force.
What is the weight? or What is the force of gravity?
200
Topographic maps of the Ocean are known by this term.
What is Bathymetric?
200
This is what the R in SONAR stands for.
What is Ranging?
200
The first ship the sea shepherds acquired was named after this famous host and animal activist, who ended his show by saying, 'get your pets spayed and neutered'.
Who is Bob Barker?
300
Waves are amazing because they are able to transfer this without any net movement of particles.
What is energy?
300
DAILY DOUBLE
What is exploring terrain, cleaning up oil, stopping oil leaks, searching for shipwrecks/bombs,
300
These lines on a map represent points of equal elevation.
What are contour lines?
300
This typefrequency provides the greatest detail in underwater detection.
What is High Frequency?
300
We use this word to describe when whales breaki through the surface of the Ocean
What is breaching?
400
One of the two types of waves formed during an earthquake that travels through the crust of the Earth. Each is represented by a letter.
What is S? or What is P?
400
The ROV will spin or flip unless the thrusters push on this 'center'point of the ROV
What is teh center of mass?
400
An underwater mountain is known by this term.
What is a seamount?
400
Mice, bats, and other organisms can detect sound frequencies above this audible threshold for humans.
What is 20,000 Hz or 20 kHz?
400
The international ban on whaling is known by this m word.
What is moritorium
500
Sound waves are pressure waves, also known by this long word
What is longitudinal?
500
ROVs are used to clean up oil trapped in over 8,500 shipwrecks worldwide, mostly from this major mid 20th century crisis.
What is World War II
500
SONAR revealed a loop of high relief terrain around the Pacific Ocean, known by this phrase (not what Johnny Cash's song is about)
What is the Ring of Fire?
500
Sound travels 343 m/s in air, and about this fast in sea water.
What is 1500 m/s?
500
This is the wavelength of a 1500 Hz SONAR wave that may be used to keep whales off the shores of the Faroe Islands.