Question

Why do geologists use the geologic time scale to show earth's history?

Answer 1

ANSWER:-

The geologic time scale was developed after scientists observed changes in the fossils going from oldest to youngest sedimentary rocks. They used relative dating to divide Earth's past in several chunks of time when similar organisms were on Earth.

Answer 2

Geologists use the geologic time scale to show the earth's history because the earth's time span is very big.

• The geologist is a scientist who studies the earth's different matters.
• They study solid, liquid and gaseous matters in detail.
• The earth's age is very old.
• when studying the earth's past it requires millions or even billions of years ago.
• The geologic time scale is a measurement used to find out the earth's history.
• 4 types of geological scales are Precambrian, palaeozoic, Mesozoic, Cenozoic.