1 - Which physical law is behind the idea of a rocket engine?
2 - What is the unit of energy?
3 - What are the 4 Galilean Satellites?
4 - What are currently the two ways to achieve temperature and pressure required to initiate nuclear fusion?
5 - In the English system of measurement, what was the original value of a yard? (it is now 36 inches)
6 - How many dwarf planets are currently recognised by the International Astronomical Union in our solar system?
7 - Who developed the laws of electromagnetic induction?
8 - In the name of the disc type, what does CD stand for?
9 - Which is not a computer graphics file standard?
10 - What is the sun expected to become at the end of its life?
11 - Roughtly how long ago did the Sun form?
12 - Brass is an alloy of which two metals?
13 - Who created the periodic table of the elements?
14 - Of the following, which is the closest definition of a laser?
15 - What does the acronym ASCII stand for?
16 - What is a micro-kernel?
17 - What is a prion?
18 - Neanderthals are named for the place where their bones were discovered, which was a:
19 - Which of these is heavier ?
20 - To which country does the .ie domain suffix belong?