Science Quiz #140
Science and Nature Quiz for 21 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.
1
What is the name of the line separating the numerator and denominator of a fraction if it is written as a diagonal line?
Select from the options above.
2
What scale is a method for categorizing the impact hazard associated with near-Earth objects such as asteroids and comets?
Select from the options above.
3
Where was a new cat-like species discovered in 2005?
Note: This question was updated in January 2021
Select from the options above.
4
Which of these is not a real element on the periodic table?
Select from the options above.
5
What machine, called the world's first working programmable, fully automatic computing machine, was completed and demonstrated in 1941 and destroyed in 1943?
A
Z3, designed by Konrad Zuse
B
Turing machine, designed by Alan Turing
C
Charles Babbage's difference engine
D
ENIAC, designed by John Mauchly & J. Presper Eckert
Select from the options above.
6
Which of these are not all single-celled organisms?
Select from the options above.
7
In 2003, which planet passed 55.76 million km from earth, the closest since the Stone Age?
Select from the options above.
