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Science Quiz #139

Science and Nature Quiz for 14 September 2011

A new science quiz is available each week. Try our daily general knowledge quiz or work through our archive of daily and themed quizzes.

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1

Which of these is a sugar substitute?

A
Saccharin
B
Sakhalin
C
Zambora
D
Zambesi
Select from the options above.
2

What temperature is the equivalent of 0 degrees Kelvin?

A
-273.15 degrees Celsius
B
800 degrees Fahrenheit
C
-273.15 degrees Fahrenheit
D
800 degrees Celsius
Select from the options above.
3

What highly flammable metal, easy to ignite when powdered, producing a brilliant white light, and difficult to extinguish, being able to burn in both nitrogen and carbon dioxide, was used in incendiary weapons for firebombing cities in World War II and as a source of illumination in the early days of photography?

A
Lime
B
Magnesium
C
Charcoal
D
Silicon
Select from the options above.
4

What causes the sting caused by a nettle or an ant?

A
Ascorbic acid
B
Oxalic acid
C
Formic acid
D
Folic acid
Select from the options above.
5

What vitamin is retinol?

A
B1
B
B2
C
B3
D
A
Select from the options above.
6

What is a "white dwarf"?

Note: This question was updated in January 2019
A
Truffle
B
Jockey
C
Star
D
Pot
Select from the options above.
7

Where is the Sea of Muscovy?

A
On the Moon
B
Off the east coast of Canada
C
Due north of Moscow
D
In the book "Gulliver's Travels" by Jonathan Swift
Select from the options above.
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