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Geological Timeline. Jeopardy. Hosted by Mrs. LaBelle. Fossils. Period. Era. Dating. Interesting Stuff. $100. $100. $100. $100. $100. $200. $200. $200. $200. $200. $300. $300. $300. $300. $300. $400. $400. $400. $400. $400. $500. $500. $500. $500. $500.

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Presentation Transcript
slide1

Geological Timeline

Jeopardy

Hosted by Mrs. LaBelle

slide2

Fossils

Period

Era

Dating

Interesting

Stuff

$100

$100

$100

$100

$100

$200

$200

$200

$200

$200

$300

$300

$300

$300

$300

$400

$400

$400

$400

$400

$500

$500

$500

$500

$500

slide3

Fossils are almost always found

in _______________

igneous rock

– or –

sedimentary rock

sedimentary rock

Fossils for $100

slide4

Most fossils form when

organisms die and are

buried in

a. sediment

b. faults

c. unconformities

d. ice

Fossils for $200

a. sediment

slide5

A scientist who studies fossils

is called a ____________________.

volcanologist – or – paleontologist

Fossils for $300

paleontologist

slide6

A petrified fossil forms when ______?

  • minerals seep into the empty
  • space of a mold.
  • b. minerals replace all or part
  • of an organism.
  • c. an organism becomes trapped in amber
  • d. the weight of sediment squeezes
  • everything away except carbon

minerals replace all or part of an organism

Fossils for $400

slide7

Fossils provide evidence for all of

the following EXCEPT for:

a. changes in the Earth\'s surface

b. how Earth originally formed.

c. how environments on Earth have

changed over time.

d. how groups of organisms have

changed over time.

Fossils for $500

how Earth originally formed

slide8

There have been ___periods since

  • Precambian times
  • 10
  • 12
  • 9
  • 3

12

Period for $100

slide9

The period where flowering plants

  • appeared was the _______________
  • Cambrian
  • Permian
  • Cretaceous
  • Quaternary

Period for $200

Cretaceous

slide10

How many periods are in

  • the Mesozoic Era?
  • 3
  • 6
  • 5
  • 2

3

Period for $300

slide11

What period were giant cockaroaches

And dragon flies common?

Period for $400

Carboniferous

Pennsylvanian

slide12

In what period did Pangea

come together?

Period for $500

Permian

slide13

On the Geologic Time Scale, eras are

divided into _____________?

a. epochs.

b. indexes.

c. periods.

d. relative dates.

Era for $100

periods

slide14

Plants and animals first reached

land during the ____________ Era.

Paleozoic – or – Cenozoic

Era for $200

Paleozoic

slide15

The earliest forms of life appeared

during the _______________

a. Paleozoic Era.

b. Cenozoic Era.

c. Precambrian Time.

d. Mesozoic Era

c. Precambrian Time.

Era for $300

slide16

The Mesozoic Era is often called the

a. Age of Mammals

b. Age of Fish

c. Age of Reptiles

d. Age of Amphibians

Age of Reptiles

Era for $400

slide17

A part of the Mesozoic Era,

named for the Jura Mountains

in France, is ________________

a. Cenozoic Era

b. Carboniferous Period

c. Paleozoic Era

d. Jurassic Period

Era for $500

Jurassic Period

slide18

Scientists use radioactive dating to

a. determine the absolute ages of rocks.

b. discover the source of index fossils.

c. determine the relative ages of extrusions.

d. find trace fossils in igneous rock.

Dating for $100

determine the absolute ages of rocks

slide19

The ____________age is the number

of years since the rock was formed.

relative – or - absolute

absolute

Dating for $200

slide20

The__________ is the age of a rock

compared to the ages of other rocks.

relative – or - absolute

Dating for $300

relative

slide21

The _ ______ __of a radioactive

element is the time it takes for half of

the radioactive atoms to decay.

absolute age or half life

half life

Dating for $400

slide22

What is an unconformity?

A gap in the geologic record.

It shows where some rock layers

have been lost to erosion.

- or -

Something you wear to school

A gap in the geologic record.

It shows where some rock layers

have been lost to erosion.

Dating for $500

slide23

The deeper one travels into the

Grand Canyon, the younger the

rocks become. ___________

True – or - false

Interesting Stuff for $100

False

slide24

According to the law of superposition,

the older layer is at the bottom.

Each higher layer is __________

than the layers below it.

older – or – younger

Interesting Stuff for $200

younger

slide25

An animal with a backbone is

called a _________________.

invertebrate – or – vertebrate

Interesting Stuff for $300

vertabrate

slide26

The process by which all living

things have changed over long

periods of time is called _________

evolution or vertebrate

evolution

Interesting Stuff for $400

slide27

Magma that forces its way into

rock and hardens is called ________.

a) extrusion

b) unconformity

c) fault

d) intrusion

intrusion

Interesting Stuff for $500

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