Towed Arrays
In The Navy
Simple Machines
Famous Engineers
Science FACTion
100

This towed array uses Towed Array Integrated Product Team Telemetry and other major subcomponents of the U variant of this towed array, and is the transition to the Compact Towed Array Telemetry.

What is TB-37A?

100

This city was the capital of the United States from 1783-1784, along with the current capital of the "Old Line State."

What is Annapolis?

100

Don't reinvent this simple machine, which is used in combination with an axle to transfer force.

What is the Wheel?

100

Born in Michigan in 1863, he is credited with developing the assembly line technique of mass production.

Who is Henry Ford?

100

This volcano is the tallest known planetary mountain in the solar system.

What is Olympus Mons?

200

Towed arrays are often tested in this body of water, the 38th largest lake in the US by area, located in northern Idaho.

What is Lake Pend Oreille?

200

This technique uses sound propagation to navigate, measure distances (aka ranging), communicate with or detect objects, usually underwater.

What is Sonar?

200

The block and tackle is another name for this simple machine.

What is a pulley?

200

Born in modern day Croatia, and an engineer with Westinghouse Electric, he is best known for his contributions to the design of the modern Alternating Current electricity supply system.

Who is Nikola Tesla?

200

This is the cooled remnant of the first light that could ever travel freely throughout the universe, and was accidentally discovered in 1965 by Arno Penzias and Robert Wilson. 

What is the Cosmic Microwave Background?

300

This "C" array is a next generation thin line towed array passive sonar receiver with improved reliability to its "A" predecessor.

What is TB-29C?

300

L3Harris provides avionics for this 5th generation aircraft, of which the Navy primarily uses this carrier variant of.

What is the F-35C?

300

This simple machine converts rotational motion to linear motion, and torque to linear force.

What is a screw?

300

Born in Italy in 1452, this inventor and engineer was ahead of their time, conceptualizing flying machines, armored fighting vehicles, concentrated solar power, and the double hull.

Who is Leonardo Da Vinci?

300

This substance, found in every cell of the human body, if uncoiled and every molecule placed end to end, would stretch from the Sun to Pluto and back, 17 times!

What is DNA?

400

This fat line towed array passive sonar receiver replaced the TB-16 legacy array, and provides data to the A-RCI sonar system.

What is TB-34A?

400

This president was the first Navy veteran to ascend to that office in the 20th Century, and earned the Navy and Marine Corps Medal for his actions during the sinking of PT-109. 

Who is John F. Kennedy?

400

The lever is a simple machine consisting of a beam, or rigid rod pivoted at a fixed hinge, also known as this.

What is a fulcrum?

400

Born in Sicily in 287 BC, this famous Greek engineer is considered one of the leading scientists of classical antiquity, and his inventions includle "his" screw and the claw of "his."

Who is Archimedes?

400

This is the ratio of the velocity of a fluid to the velocity of sound in that fluid, and is represented by M=V/a, where a is the speed of sound. 

What is Mach Number?

500

This was the first towed sonar array, developed by Harvey Hayes during World War 1.

What is the Electric Eel?

500

The phrase "it is cold enough to freeze the balls of a brass monkey" was primarily used during a time period where you would need to watch out for this projectile. 

What are Cannonballs?

500

The mechanical advantage of this simple machine is given by the ratio of the length of its slope to its width.

What is a Wedge?

500

This American aeronautical and systems engineer, who created the famed Lockheed Skunk Works, designed a series of important aircraft including the U-2 and SR-71. 

Who is Kelly Johnson?

500

This term describes Death By Black Hole, similar to how electrocution describes death by electric shock.

What is Spaghettification?