funny tests quizzes

Gazul predominant in atmosfera Pamantului:

On site from date of: 4 Mar 2012

Quiz / test: Galaxii, stele, constelații, Sistemul Solar, planete

Teste cu Planete, Univers

Q
Gazul predominant in atmosfera Pamantului:
- 1 azot, sub forma de molecule diatomice de azot (nitrogen)
- 2 oxigen, sub forma de molecule diatomice de oxigen (O2)
- 3 argon (Ar)
- 4 dioxid de carbon (CO2)
- 5 ozon sau oxigen triatomic (O3)
- Correct answer: answer number 1 - azot, sub forma de molecule diatomice de azot (nitrogen)
- azot, sub forma de molecule diatomice de azot (nitrogen)

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Galaxii, stele, constelații, Sistemul Solar, planete