Science Quiz #9
Science and Nature Quiz for 18 March 2009
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
Q1.
Which of these equations accurately represents the relationship between the square of a number and the product of one less and one greater than that number?
Select from the options above.
2
Q2.
Which of these colours does not appear on a purple finch?
Note: This question was updated in July 2015
Select from the options above.
3
Q3.
What does an anemometer measure?
A
The strength of an opposing army
B
Sea creatures tentacles
C
Petal sizes of certain perennial flowers
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4
Q4.
What is the lowest number that is both the square of one integer and the cube of another?
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5
Q5.
What is petrology the study of?
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6
Q6.
What scale initially related wind conditions to their effects on the sails of a man of war, from "sufficient for steerage" to "which canvas sails couldn't withstand."
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7
Q7.
What is a highly magnetized, rotating, neutron star emitting a beam of electromagnetic radiation that can only be observed when the beam of emission is pointing towards the Earth (known as the lighthouse effect)?
Select from the options above.