How do you conjugate kaufen in German?

Verb conjugation of “kaufen” in German

1. ich kaufe. du kaufst.
2. er kaufte. wir haben gekauft. …
3. ihr werdet kaufen.
4. sie würden kaufen.
5. Konjunktiv.

How do you use kaufen?

To form the past participle of weak verbs, add ge to the beginning, then drop the en or n and add t to the end. So kaufen, for example, would become gekauft. (Annoyingly, some language dictionaries and textbooks leave out the present form in their list of strong verbs and just give past-participle.

Is shattered a participle?

The past tense and past participle of shatter.

What are shatter cones and what are they used for?

Shatter cones are distinctive striated conical fractures that are considered unequivocal evidence of impact events. They are one of the most used and trusted shock-metamorphic effects for the recognition of meteorite impact structures.

What is the shock pressure of a shatter cone?

Shatter cones in granitic rocks, Rochechouart (France) impact structure. They have been observed in rocks shocked in explosions of nuclear tests and have experimentally been produced in the laboratory. The required shock pressure is estimated between roughly 20 and 200 kbar (2 and 20 GPa).

When was the first man made shatter cone made?

The first man-made shatter cone was produced in 1959 during an underground nuclear explosion. But, as long as you know that you’re not in a nuclear test site and you find a shatter cone in a rock, it is definitive evidence of a meteorite impact event.

What causes a shatter cone to form in a rock?

Morphology. Geologists have various theories of what causes shatter cones to form, including compression by the wave as it passes through the rock or tension as the rocks rebound after the pressure subsides. The result is large and small branching fractures throughout the rocks.

https://www.youtube.com/watch?v=Xtj7iFl-mqI