Vocab 1
Vocab 2
Miscellaneous
Comprehension 1
Comprehension 2
100
a scientists who studies human cultures from the past
What is an archaeologist?
100
fall or break apart, often gradually
What is decay?
100
poisonous
What is toxic?
100
the ____________ will be still on the moon for millions of years
What is the footprints?
100
something that could be put in a time capsule
What is something that represents the time period or memories?
200
died out; gone forever
What is extinct?
200
the natural environment where an animal lives
What is habitat?
200
an area where large amounts of garbage are dumped
What is a landfill?
200
what would happen in a nuclear meltdown
What is dangerous radioactive energy would be released into the air?
200
What color does copper turn when exposed to salty air and water?
What is blue-green?
300
a kind of plant or animal
What is a species?
300
found in a city
What is urban?
300
when metal falls apart because water, salt, and other chemicals eat away at it
What is corrosion?
300
name an extinct animal
What is the megalodon, the saber-toothed tiger, the quagga?
300
the four metals that last a long time
What is bronze, gold, silver, and copper?
400
an item or a tool used during a specific time in human history
What is an artifact?
400
the overheating of a nuclear power plant
What is a meltdown?
400
found in a city
What is urban?
400
the power plant in the USthat had a partial meltdown in 1979
What is Three Mile Island?
400
the material that lasts for thousands of years
What is plastic?
500
melted by very high heat
What is molten?
500
a metal bolt that holds metal plates together
What is a rivet?
500
the theory of relativity was developed by
Who is Einstein?
500
lives on our skin by our eyelashes and other areas
What are mites?
500
astronauts walked the moon
What is between 1969-1972?
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