1 - How many more times heavier is the Sun than the Earth?
2 - How was the length of a meter originally defined?
3 - How many dwarf planets are currently recognised by the International Astronomical Union in our solar system?
4 - To which country does the .ie domain suffix belong?
5 - Refraction is due to:
6 - Neanderthals are named for the place where their bones were discovered, which was a:
7 - What is the name of Pluto's satellite?
8 - What is the sun expected to become at the end of its life?
9 - Which mathematician would you associate with the famous 'Last Theorem' in Number Theory ?
10 - Euclid's 'The Elements' is a book about what?
11 - Who discovered Charon, the satellite of Pluto?
12 - What are the four bases found in deoxyribonucleic acid (DNA)?
13 - Richard Feynman is a famous:
14 - If a car moving at a speed of 50 km/h has a kinetic energy of x, what kinetic energy will it have when moving at 100 km/h?
15 - If a phenomenom has a periodicity of 6 miliseconds, it has a frequency of:
16 - Who created the periodic table of the elements?
17 - Which of the decimal number below corresponds to the binary number 00101010?
18 - What is the most abundant gas in the atmosphere?
19 - What is El Nino?
20 - What molecule is shown below, in the standard colors for atoms?
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