Recommended Interesting Articles

In detail

The penguin - Wanted poster

Characteristics Name: Pinguin Latin name: Spheniscidae Class: birds Size: 40 - 120cm Weight: 10 - 40kg Age: 10 - 20 years Appearance: white, black Sex Dimorphism: yes Nutrition Type: predominantly fish eater (piscivor) Food: fish, krill, squid dispersal : Southern hemisphere original provenance: unknown sleep-wake-rhythm: diurnal habitat: ocean natural enemies: shark, seal, orca sexual maturity: 2 - 5 years mating season: all year breeding season: 30 - 60 days egg laying: 1 - 3 eggs social behavior: colony-forming Of extinction threatened: Yes You can find further profiles of animals in the Encyclopaedia of Animals.
Read More
In detail

Oxidation number

What is meant by the oxidation number? Definition and explanation ... The oxidation number or oxidation state indicates the ionic charge of an atom. The illustration uses both Roman (+1, + II, + III) and Arabic (+1, +2, +3) numbers. The value of the oxidation number is usually of a more theoretical nature, since atoms are usually located within chemical compounds.
Read More
General

The Little Owl - Wanted Poster

Characteristics Name: Little Owl Other Names: Little Owl, Little Owl Latin Name: Athene noctua Class: Birds Height: 18 - 22cm Weight: 180 - 250g Age: 10 - 15 years Appearance: light brown-white plumage Sex Dimorphism: No Diet type: Carnivore Food : Mice, insects, worms, amphibians Distribution: Europe, Asia, North Africa Original Origin: unknown Sleep-wake-up-rhythm: nocturnal and nocturnal Habitat: open, well-arranged landscapes natural enemies: hawk, sparrowhawk, eagle owl Sexual maturity: towards the end of the first year of life Mating time:?
Read More
Optional

Xenon (Xe) properties

Atomic mass, symbol and atomic number Xenon is a naturally occurring element with the elemental symbol Xe and the atomic number 54. In the periodic table it stands with an atomic mass of 131.293 u in the 8th main group. The chemical element discovered by William Ramsay in 1898 is not radioactive and is in a gaseous state at room temperature.
Read More
Information

Mohs hardness

What is the Mohs hardness? Definition and explanation ... The Mohs hardness is a relative hardness value of minerals and named after the German mineralogist Friedrich Mohs (1773 - 1839). Mohs experimented with the external resistance of minerals. For this purpose, he practically always scored two different minerals against each other, observed which mineral is damaged or
Read More
Information

Rosemary

Characteristics Name: Rosemary Latin name: Rosmarinus officinalis Other names: bridal herb, Rosemary Plant family: Labiatae Number of species: 2 Distribution: originally Mediterranean Location of the plant: calcareous soil, rich in light Leaves: about 2-4cm long, needle-like, narrow fruits:?
Read More