Fossils, Inferences, and Facts
Look at the diagram from Part A of the lesson.
Then look at the following two statements.
Tell which is an inference and why it is an inference.
1. This animal was a vertebrate.
2. This animal had fur.
WORTH 2.0 points (Not yet scored by your instructor)
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Which is the correct definition or description of the term - fact?
an assumption based on observations
something directly observed and known to be true
POINT VALUE: 1.0 points
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Which of the following is the correct definition or description of the term - inference.
an assumption based on observations
something directly observed and known to be true
POINT VALUE: 1.0 points
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A __________ is a remnant or trace of an organism of a past geologic age, usually belonging to an extinct species, but sometimes to those still living.
mineral
sediment
stratified specimen
fossil
POINT VALUE: 1.0 points
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Which of the two conditions listed below are usually necessary in order for a fossil to form?
possession of hard parts
thick mud
entrapment in oil
rapid burial
POINT VALUE: 2 points
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Look at your Fossil Concept Map; find the one term/process that is NOT associated with RECENT fossils and their formation.
tar pits
freezing
petrification
mummification
POINT VALUE: 1.0 points
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Look at your Fossil Concept Map: find the one term/process listed below that is NOT associated with ANCIENT fossils and their formation.
preservation in amber
trace fossils; e.g. foot prints
petrification
freezing
Molds and Casts
POINT VALUE: 1.0 points
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Look at Part A of Your Work File: Which of the following statements were inferences?
The fossil find includes a jawbone.
The person who screamed "Eureka" uncovered a
fossil find.
This animal had sharp, dagger-like teeth.
This animal ate other animals.
This animal used its sharp claws to kill prey.
POINT VALUE: 3 points
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Look at Part B of the Work File. Which of the following would be considered facts?
The rock sample has seven layers.
The oldest layer is found at the bottom.
The youngest layer is found at the top.
This sample is a sedimentary rock type.
There are fossils in this sample.
POINT VALUE: 3 points
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