Transcript Cenozoic

Science Class Connect Rules
• Respect the classroom and our privileges
– Do not pollute the chat box
– Stay on topic
– Science class connects are not free chat sessions
• Respect the teacher and your peers
– Be appropriate and use good language
– Be kind to others
– Class connects are a time to learn
• Have fun!
– Science is cool and full of lots of fun lessons and labs!
If you are unable to follow these three rules your privileges will be taken away!
JEOPARDY!!!!
What happened at the end of both the
Paleozoic and Mesozoic eras?
A. The ice age
B. The breakup of a supercontinent
C. A mass extinction of plants and animals
D. The appearance of birds
The class says:
The answer is:
C. A mass extinction
of plants and animals
What concept did James Hutton and
Charles Lyell contribute to geology?
A. A new form of radiometric dating
B. Discovery of fossils in the La Brea Tar Pits
C. The principle of uniformitarianism
D. Names for the geologic time scale periods
The class says:
The answer is:
C. The principle of
uniformitarianism
Put the following eras in order from oldest
to most recent:
Mesozoic, Precambrian, Cenozoic, Paleozoic
A. Mesozoic – Paleozoic – Precambrian – Cenozoic
B. Cenozoic – Paleozoic – Mesozoic – Precambrian
C. Paleozoic – Precambrian – Mesozoic – Cenozoic
D. Precambrian – Paleozoic – Mesozoic - Cenozoic
The class says:
The answer is:
D. Precambrian – Paleozoic
– Mesozoic - Cenozoic
When scientists talk about
uniformitarianism, what do they say?
A.The rates of geologic change increase with time.
B.Geologic processes are different over time.
C.Geologic processes operating now are the same
as those in the past.
D.The rates of geologic processes slow down with
time.
The class says:
The answer is:
C. Geologic processes operating
now are the same as those in the
past.
Which answer below has the rock layers
listed from oldest to youngest?
A.H, I, G, F
B.I, H, G, F
C.F, G, H, I
D.F, I, G, H
The class says:
The answer is:
C. F, G, H, I
Which is an example of a relative dating
method?
A.Determining the types of rocks in rock layers of a
canyon.
B.Determining the order of rock layers in a canyon.
C.Identifying the fossils in a layer of rock.
D.Using radioisotopes to determine the age of a
rock
The class says:
The answer is:
B. Determining the order of
rock layers in a canyon
Dinosaurs were alive in which geologic
era?
A.Paleozoic
B.Precambrian
C.Cenozoic
D.Mesozoic
The class says:
The answer is:
D. Mesozoic
We are in the Cenozoic era now. What
happened in this era that did not
happen in others?
A. Shellfish evolved
B. Modern birds evolved
C. Dinosaurs dominated the planet
D. Trilobites evolved
The class says:
The answer is:
B. Modern birds evolved