Knowledge

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ArcaMax

What is a long balloon filled with helium generally called?

Knowledge / Science Trivia /

Blimp. The Goodyear blimp under constant security and never left alone.

Which device holds a phono cartridge?

Knowledge / Science Trivia /

Tone Arm. A phono cartridge is an electro-mechanical device mounted at the front of a tonearm on a turntable.

What is the freezing point of water in the Kelvin Scale?

Knowledge / Science Trivia /

273.15. The Kelvin scale is named for William Thomson, 1st Baron Kelvin, a physicist in Northern Ireland.

What color eyes are the most sensitive to light?

Knowledge / Science Trivia /

Blue. Less pigment in the iris makes the eye more sensitive to light.

What did early ocean scientists use to measure the distance to the ocean floor?

Knowledge / Science Trivia /

Weighted Ropes. Using weighted ropes to profile the ocean floor is called "sounding".

Which of the following is a compound?

Knowledge / Science Trivia /

Carbon Dioxide. Carbon dioxide is emitted naturally through the carbon cycle.

What is a tropical cyclone formed in the Pacific Ocean called?

Knowledge / Science Trivia /

Typhoon. Typhoons in the eastern portion of the North Pacific are called "hurricanes".

Which of these scientific terms is defined as the Earth moving between the Sun and the Moon?

Knowledge / Science Trivia /

Lunar Eclipse. A lunar eclipse can occur only when the Sun, Earth, and Moon are very closely with the Earth in the middle.

What unit of measurement is one-thousandth of a gram?

Knowledge / Science Trivia /

Milligram. The United States has not yet adopted the metric system.

What is the natural sonar that some animals use called?

Knowledge / Science Trivia /

Echolocation. Echolation, similar to radar, bounces sound waves off objects in order to locate them.

What type of scientist studies changes and interactions with matter including time and light?

Knowledge / Science Trivia /

Physicist. Albert Einstein is probably the world's best known physicist.

Which volcano is the only active spewer on the European mainland?

Knowledge / Science Trivia /

Vesuvius. Vesuvius, of Italy, is the only active mainland volcano.

What type of rock forms from melted rock and comes to the surface to harden?

Knowledge / Science Trivia /

Igneous Rock. The three main types of rock are igneous, sedimentary and metamorphic.

What makes up most of dust particles found in a house?

Knowledge / Science Trivia /

Dead Skin. About 40,000 dead skin cells are lost every minute of each day.

What was magnetite called by the early Europeans?

Knowledge / Science Trivia /

Lodestone. A lodestone is a naturally magnetized piece of the mineral magnetite.

Which of the following prefixes indicates the smallest amount?

Knowledge / Science Trivia /

Zepto-. Zepto denotes a factor of 10 to the -21st power.

What does the first "A" in NASA stand for?

Knowledge / Science Trivia /

Aeronautics. In 1971, NASA was the fourth site connected to ARPAnet.

What type of gem is the Star of Africa or the Cullinar II?

Knowledge / Science Trivia /

Diamond. One of largest diamonds in the world came from the Kimberly Mines of South Africa.

What pressure is equivalent to one standard atmosphere?

Knowledge / Science Trivia /

1013.25 mb. Changes in air pressure indicate a change in the weather.

 

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