[28 th BCS Preliminary : 2008]
1. It has no engine
2. Space has to much dust
3. It has no fuel
4. Space is airless
1. Lightness
2. Heaviness
3. Elasticity
4. Viscosity
1. 1000 years ago
2. 1500 years ago
3. 2000 years ago
4. 3000 years ago
1. Arctic
2. Antarctic
3. Antipodes
4. Occident
1. Astrology
2. Cryptology
3. Astronomy
4. Telescopy