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5
×
What is Katelyn's favorite activity?
writing novels
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10
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Name one geologic and one biologic from Jurassic period
continents began to move, Atlantic ocean opens; Dinosaurs existed, Fossil fuels are forming
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seesaw
Swap points!
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fairy
Take points!
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25
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fairy
Take points!
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lifesaver
Give 25 points!
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5
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Describe one of the many interesting facts about Katelyn.
She is a ghostwriter.
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5
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What is Katelyn's favorite genre of music to listen to?
She does not have a favorite. She listens per her mood.
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5
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Describe half-lives as it applies to radiometric dating
The time it takes for half of the parent isotope to decay
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5
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A sample of rock is found to contain 100 grams of a parent isotope. How many grams of the parent isotope will remain after two half-lives?
75
50
100
25
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5
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What is an example of Relative dating used in science?
scientists relate rock layers to each other using index fossils; superpositioning
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5
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True or False? -Fossils are bones from long ago.
False- Fossils can form from bones, but the process of fossilization gradually transforms the bonesâor other remnants of the organismâinto rock.
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5
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Examine the following diagram. Place the layers in order from oldest to youngest.
A,B,D,C
D,A,B,C
D,C,B,A
C,B,A,D
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10
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Why is natural selection a mechanism for biological change?
It drives evolutionary change by passing on traits and becoming dominant version of species.
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trap
No points!
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shark
Other team loses 5 points!
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rocket
Go to first place!
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banana
Go to last place!
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thief
Give points!
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15
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25
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fairy
Take points!
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25
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rocket
Go to first place!
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lifesaver
Give 10 points!
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5
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Does Katelyn have any pets?
yes a dog
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5
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Which of the following is a technique used in absolute dating?
Superposition
Original horizontality
Radiocarbon dating
index fossil correlation
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5
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Explain natural selection
Only the strong survive and make offspring
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