Asked by Ashwin Ponukumati on May 01, 2024
Verified
The oldest rocks and minerals on Earth's surface have been found in Canada and Australia and are from the:
A) Precambrian Era
B) Paleozoic Era
C) Mesozoic Era
D) Cenozoic Era
Precambrian Era
The Precambrian Era encompasses all of geological time prior to the Cambrian Period, covering approximately 88% of Earth's history and marked by the formation of the Earth and the appearance of early life.
Oldest Rocks
The earliest-formed rocks on Earth or within a specific geological setting, often found in the deepest layers of the Earth's crust.
- Comprehend the structure of the geologic timescale and the age of the earliest rock formations on Earth.
Verified Answer
FM
Frederick MaxeyMay 02, 2024
Final Answer :
A
Explanation :
The Precambrian Era is the oldest part of Earth's history, covering the vast span of time from the formation of the Earth about 4.6 billion years ago to the start of the Cambrian Period, about 541 million years ago. The oldest rocks and minerals found on Earth's surface, which are in Canada and Australia, date back to this era.
Learning Objectives
- Comprehend the structure of the geologic timescale and the age of the earliest rock formations on Earth.
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