Trivia Flashcards
Father of Chemical Engineering
George Edward Davis
Father of Modern Chemical Engineering
Warren Lewis
the strongest material in the universe
carbyne
color of Fe(III) in a flame test
gold
the circumstance when warmer water freezes faster than colder water
Mpemba Effect
Amount of salt in an average human body
250 grams
Lack of salt in body is called
hyponatremia
most abundant protein in the human body
collagen
what trace metal is found in Vitamin B12
Cobalt
A cucumber is ___ %water
96
Herb wormwood is a licorise-anise-flavored green liquor with 68% alcohol content or 132 proof. herb wormwood’s other name is
Absinthe
a boiler explosion killed 23 workers in Gazipur, Bangladesh. the boiler triggered a fire that spread to the surrounding areas and collapsed part of a four-storey building. when did this occur
September 10, 2016
Hydroquinone is used to/in
Lighten skin
the material invented by Charles Goodyear in 1839 by making natural elastomer more durable by the addition of sulfur or other curatives or accelerators
Vulcanized rubber
the pressure needed to produce snow from a snowmaking machine
20 atm
First known LASER
Ruby Laser
an egg is __% calcium
45
acts as a kind of cement to keep ocean floor sediments together
Methane hydrate
the time it takes for light from the sun to reach the earth
8 min 20 sec
the country (and its territories) with the most timezones
France (12 timezones)
1 eon is equivalent to
1 billion years
who discovered phenolphthalein
Adolf von Baeyer
due to thermal expansion, the Eiffel tower expands in summer by how much?
15 cm
the average weight of an iceberg
10 million tons
the only rock that floats in water
pumice
the coldest known place in the universe (-458 degF)
Boomerang Nebula
the average time it takes for blood to circulate around the human body
20 seconds
a human brain is _% water
75
phosphorus fertilizers are derived from
fluorapatite
it is a technique in which laser light is directed at a beam of atoms, hitting them head-on dramatically slowing them down
laser cooling
Sunspots appear in the
photosphere
magnetic fields in sunspots are
stronger than the rest the sun
who discovered that sunspots vary in a cycle of 11 years
Heinrich Schwabe
Who was the first astronomer to observe sunspots?
Thomas Harriot
what is the correct alignment during a solar eclipse?
Sun, Moon, Earth
the moon’s mass is about
1/8 of Earth’s mass
a person weighing 60 kg on the earth would weight,
10 kg on the moon
Who discovered positron?
Anderson
