krater

krater

A hole or depression. Most are roughly circular or oval in outline. On Earth most natural craters are of volcanic origin. On the Moon most are of impact origin.

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Kalbos dalis: noun
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Pramonės šaka / sritis: Astronomy
Category: Planetary science
Company: PSRD
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organizam

Astronomy; Planetary science

Any form of animal or plant life.

atmosfera

Astronomy; Planetary science

Mixture of gases that surround and are gravitationally attached to a planet.

lava

Astronomy; Planetary science

Fluid magma that flows onto the surface of a planet or moon; erupted from a volcano or fissure. Also, the rock formed by solidification of this material.

litosfera

Astronomy; Planetary science

Layer in a planetary body consisting of the crust and upper mantle.

kiseonik

Astronomy; Planetary science

An element with atomic number 8; symbol: O. It is actually the most common element in the crusts and mantles of the inner planets and rocky moons, making up all silicate minerals. ...