| A | B |
|---|
| Jaundice causes yellowish | pigmentation due to bile deposition |
| Joule | a measure of work or energy |
| James Bay Project - a controversial | hydro-electric development |
| Jupiter | largest of the planets |
| Moons of Jupiter | Io, Europa, Ganymede and Callisto |
| Jet stream - high speed | winds near the tropopause |
| Jurassic - geologic period | between the Cretaceous and the Triassic |
| Jade | a greenish gemstone |
