4. What did the microfossils found in Archean rocks more than 3.5 on
What aftrat dia
dne
from Earth today?
e than 3.5 billion years old contain?

answer: mannn ion even know fam

explanation: just try asking yoo teacher yo parents or just simply another sight

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements