Utah’s Geology
& the History of
the Earth
Geologic Time and
Past Eras
This is a no gum class.
Please dispose of it properly!
Bell Activity
Your word is “geologist”
 Find the words on your new (green) study guide
and complete the entry for each word.
You will also need 6 sheets of
lined paper for today’s activity.
Where should your backpack be?
Does your work look
something like this?
word:
geologist
Definition:
Draw a picture of it:
Sentence:
Synonym/
Example:
My Understanding: 4 3 2 1
Antonym/NonExample:
Does your work look
something like this?
word:
geologist
Definition: a scientist who studies the
history of the Earth as recorded in rock.
Sentence: Geologists study what the
Earth was like in past eras, and they study
how the earth is still changing today.
Synonym/
Example:
volcanologist
Antonym/NonExample:
astronomer
My Understanding: 4 3 2 1
Draw a picture of it:
Today we will be learning
about…
Social Studies Objective–Language Objective –
We will understand that
the Earth, and Utah, has
changed a lot in the past
because of natural forces
shaping the environment
and landscape.
We will be able to
describe a past era in
writing & aloud.
Behavior Objective – Work Ethic: We will
listen and take good notes for our book.
Name:
Hour
Date:
Geologic Time
Geo
(Earth)
History
Geologic Time
Name:
Hour
Date:
How old is the Earth?
What were some of the important events
that happened when we read the earth history “book”?
What do geologists call
Earth history?
Geo
(Earth)
History
What is the Law of
Superposition?
What do
Paleontologists study?
What does the Law of
Superposition tell us about
the age of rocks and fossils?
What can radiometric data tell us about the
age of rocks and fossils?
Geologic History Quiz (end of the webquest): 1)
2)
3)
4)
5)
Deep Time:Geological Time
• When geologists, paleontologists,
and other scientists talk about the
history of the earth, they are
describing a vast expanse of time.
• Earth is 4.6 billion years old, a
number so large it is hard to
understand.
• These earth scientists call it Deep
Time.
Natural Forces Change the World
• How do geologists
learn about the past?
• And just how long is
4.6 billion years?
• Let’s go through this
webquest and find
out.
As we go through it, answer the questions listed
on the papers on your desk. Write the answers
in the complete sentences on your own piece of
paper. You don’t need to write the questions,
only the number and the answers.
Geologic History
Geology Questions
Notes