Which of these terms is an acronym?
laser
radar
sonar
all of the above
Laser stands for "Light Amplification by Stimulated Emission of Radiation"; Radar for "Radio Detection and Ranging"; Sonar for "Sound Navigation and Ranging"
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Answers by country
laser
radar
sonar
all of the above
answers
Estonia
14
France
11
New Zealand
17
Poland
9302
Australia
38
the Netherlands
21
the United States
337
South Africa
16
Republic of Ireland
25
Greece
12
Nigeria
14
the United Kingdom
135
India
157
Austria
50
Canada
32
the United Arab Emirates
10
Germany
251
the Philippines
19
Switzerland
23
Unknown
28