Answer:
88% of rocks are almost completely devoid of fossils
Explanation:
Precambrian era which means "Before the Cambrian period". Geologists have found that there are some hard to discern fossils in some Precambrian rocks. Precambrian covers almost 90% of the entire history of the Earth whereby 88% of rocks are almost completely devoid of fossils which has been divided into three eras: The Hadean, The Archean and The Proterozoic
Answer:
Television is closely associated with the social, political and cultural current events.
Explanation:
Television was invented in 1927, and has passed through many stages as it reflects the social, political and cultural current events of the times and season's of each stage of human civilization
Pre-history refers to the period before humans begin to document information.
It is important that human study pre-history because it can give him insight into the origin of life and how life was developed on earth. Pre-history makes one to understand how the earth develop to the stage it is today and it gives one an idea of what could possibly happen in the time to come
