The noun form for the adjective zealous is zealousness.   The word zealous is the adjective form of the noun zeal.   Related noun forms are zealot and zealotry. 1 person found this useful.
Gravity on Jupiter: Jupiter is the largest and most massive planet in the Solar System. Its mean radius, at 69,911 Â± 6 km, makes it 10.97 the times the size of Earth, while its mass (1.8986Ã1027 kg) is the equivalent of 317.8 Earths.
The Blue-Green Planet . Neptune is the fourth largest planet in the Solar System today. However, Neptune is the eighth planet and this planet is going to be the further planet away from the Sun; but the planet is considered to be the third largest mass planet. Neptune is going to be the densest of all planets in the Solar System and is a gas giant planet. Neptune has almost 17 times more mass than that found on Earth and will be smaller than Uranus which is very close to it. Neptune is named after the Roman god and it was discovered many, many years ago.