Sökning: "impaktfrekvens"

Hittade 1 uppsats innehållade ordet impaktfrekvens.

  1. 1. Variations in impactor flux to the Moon and Earth after 3.85 Ga

    Kandidat-uppsats, Lunds universitet/Geologiska institutionen

    Författare :Sanna Holm; [2008]
    Nyckelord :the Moon; impact crater; impactor flux; OMAT-profile; månen; impaktkrater; impaktfrekvens; OMAT-profil; Earth and Environmental Sciences;

    Sammanfattning : An impact crater is the result of a collision between a large and a smaller body. On Earth most of the cratering record has been erased because of tectonic processes and weathering. The Moon, however, displays a nearly complete record of impact events over the last 2 Gyr, and evidence of impact cratering events nearly 4 billion years old. LÄS MER