Sentences with phrase «catastrophic giant impact»

The even lower quantities of these volatile elements found on the Moon has long been claimed as evidence that it must have formed following a high - temperature, catastrophic giant impact.

Not exact matches

Like the dinosaurs themselves, giant marine reptiles, invertebrates and microscopic organisms became extinct after the catastrophic asteroid impact in an immense upheaval of the world's oceans, yet deep sea creatures managed to survive.
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