Use the https://ucmp.berkeley.edu/education/explorations/tours/geotime/gtpage1.html webpage to answer the following questions:
How many pages would be in the “A History of the Earth” book if each page represented 10,000 years of Earth history? __________________________________
For the events listed below, fill in how many years ago the event happened, and what page it would be on in the “A History of the Earth” book.
Event Years ago Page # in book
Formation of the Earth and Moon
Earliest life appears
Early land plants
Largest mass extinction
Dinosaur extinction
Early hominid “Lucy”
What is the difference between relative date and absolute date? (Use the U.S. history timeline you create to help answer this question.)
What is the Law of Superposition (what does it tell us)?
Fill in the following information for the fossils shown in step 7 of the activity.
Fossil Fact about the organism Date the fossil:
Trilobite
First appeared:
Brachiopods
Height of diversity:
Eurypterids
Went extinct:
Ammonites
Went extinct:
Which of the fossils is the earliest (oldest)? ________________________________________
What is radiometric dating, and what does it tell us?
Based on the data from the radiometric dating of the volcanic ash layers, what is the age range for the layer of rock the ammonite fossils are found in? _____________________________________
The geologic time scales starts with the formation of the Earth. When did the Earth form? __________________________________
Fill in the following information for the eons and eras in the geologic time scale.
Time Period Fact Millions of years ago
Eons Phanerozoic
Proterozoic
Archean
Pre-archean
Eras Cenozoic
Mesozoic
Paleozoic
Use the information from the geologic timeline to identify what period each of the following events occurred in.
Animals first appear in the fossil record: _____________________________________
Evidence of life on land: ____________________________________
First trees and forests appear: ________________________________
Pangaea forms: _______________________________________
Largest mass extinction occurs: _____________________________
Dinosaurs roam the earth:__________________________________
Dinosaurs go extinct:_______________________________________
Mammoths, saber-toothed cats, giant sloths, humans, and ice ages
(aka, when the movie “Ice Age” takes place): ___________________________
Of the 30 million species of living things estimated to exist today, how many of them are not animals?
Find the timeline. How many millions of years did dinosaurs exist on Earth before they became extinct? (this is the length of time from when they first appear until their extinction)
Name at least five things other than bones that can be preserved as fossils.
Explain what divergence is.
What types of evidence are used to determine evolutionary relationships?
In your own words, explain how Geospiza Fortis is a good example of natural selection.
Describe two other mechanisms for evolution in addition to natural selection.
Give an example of an animal that has gone extinct because of human influence and explain what happened.
Go to this website to begin:
https://ucmp.berkeley.edu/education/explorations/tours/Trex/navigation.html
Who did Max inherit dimples from?
What is a “common ancestor”?
In the quiz, which is the best definition for lineage? Circle one: A B C
Which feature do humans, hares, caimans, and parrots share that the other three lineages did not inherit?
When did the skull opening in front of the eye develop? Before the human/hare or between human/hare and the caiman/parrot?
What did Dinosaurs likely taste like?
