DATE: 10/12/11 A/B Day LEQ: What evidence do we use to support the extinctions in the geologic timescale? 1. List the following in order, from longest to shortest: PERIOD, EPOCH, EON, ERA 2. List the following, from earliest to latest (most recent) Cenozoic, Paleozoic, Mesozoic, Precambrian 3. What is the geologic timescale? 4. Copy and complete the following sentence: Scientists divide the geologic timescale based on (a certain number of years/important events in earth’s history).
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DATE: 10/12/11 A/B DayLEQ: What evidence do we use to support the extinctions in the geologic timescale? 1. List the following in order, from longest to shortest:
PERIOD, EPOCH, EON, ERA 2. List the following, from earliest to latest (most recent)
Cenozoic, Paleozoic, Mesozoic, Precambrian3. What is the geologic timescale?4. Copy and complete the following sentence: Scientists divide the geologic timescale based on (a certain number of years/important events in earth’s history).
Summarizer: Use the following template to write a paragraph explaining your opinion about extinctions in the past and the future:
Extinctions can be caused by many things, including _(list at least 3 causes of extinction)_. Humans can contribute to the extinction of species by _(list at least 3 ways humans can cause extinction)_. Some ways that we can protect species from extinction is by _(list at least 3 things you can do to protect species!)__.