The time units used by scientists to divide
Earth's history are part of the geological time scale. The geological time
scale measures the timing and the relationships of specific occurrences in the
history of the Earth. It is used mostly by geologists and paleontologists. They
define the earth's history by studying the Earth's composition then connect
facts to major geological or paleontological events. <span>
<span>Through
the use of a geological time scale, scientists have found discoveries and put
together the missing pieces of the past. Probably, the most distinguishable event discovered through
the geological time scale is mass extinction of species.</span>
</span>
Answer:
Slavery.
Explanation:
The Civil War started because the Northern states wanted to abolish slavery and the Southern states wanted to keep their slaves.
Answer: created new laws and increased trade
Explanation:
<span>A strong sense of community was required from the church-controlled government.</span>
