Geological Time Scale Crossword Puzzle

QUESTIONS LIST:

• cretaceous : dinosaurs died out
• pre cambrian : the longest unit of time of the geological time scale is the
• epoch : an event or a time marked by an event that begins a new period or development.
• eons : a unit of time equal to a billion years.
• triassic : the first mammals
• eno : an indefinitely long period of time; age. the largest division of geologic time, comprising two or more eras
• cenozoic : today era
• era : a long and distinct period of history with a particular feature or characteristic.
• epoch : the beginning of a distinctive period in the history of someone or something.
• paleozoic : permian period is in what era
• mesozoic : divided into three time periods
• periods : a length or portion of time.