Science Quiz #747
Science and Nature Quiz for 10 May 2023
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.
On 30 August 2012 NASA launched Radiation Belt Storm probes to look at the two doughnut-shaped Van Allen radiation belts of high energy particles encircling the Earth. Three days after the launch they discovered what?
A
The main probe sensors failed
B
The magnetic field holding the belts in place showed a weak point, which strengthened a week later
C
The proportion of alpha particles in the belts was increasing
Select from the options above.
2
Q2.
What is the principal ore of aluminium?
Select from the options above.
3
Q3.
The small insect Marchalina hellenica is important for production of the almost unique pine honey in which of these countries?
Select from the options above.
4
Q4.
Which of these is a type of vegetable?
Select from the options above.
5
Q5.
How many fence posts are required to surround a field that is 12 metres square, if a post must be provided every metre?
Select from the options above.
6
Q6.
What is the most frequent definition in mathematics of a straight line?
A
A set of points obeying a linear relationship when some other fundamental concept is left undefined
B
None - it is considered a primitive (undefined) concept
C
Quantity which has only one dimension, i.e. length
D
A line which is equally extended between its points
Select from the options above.
7
Q7.
A Greek word meaning "amber" indirectly inspired what English word coined in 1646 by Sir Thomas Browne?
Select from the options above.