1 - Which of these is heavier ?
2 - How was the length of a meter originally defined?
3 - Who owns the trademark C(ompact) D(isc)?
4 - What is approximatively the circumference of the Earth?
5 - Which of the decimal number below corresponds to the binary number 00101010?
6 - What are the 4 Galilean Satellites?
7 - Which is not a computer graphics file standard?
8 - Who developed the laws of electromagnetic induction?
9 - What is the A380?
10 - Which of these was NOT the name of a US Spacecraft?
11 - Chondrites, carbonaceous chondrites, ataxites and hexahedrites are all types of what?
12 - What element has "H" for symbol?
13 - What are the four bases found in deoxyribonucleic acid (DNA)?
14 - From which country is Linus Torvalds, writer of the Linux kernel?
15 - What is El Nino?
16 - Roughtly how long ago did the Sun form?
17 - Which of these is a star?
18 - How many dwarf planets are currently recognised by the International Astronomical Union in our solar system?
19 - What is the unit of energy?
20 - In the name of the disc type, what does CD stand for?