Just the definitions
Must be it's...
Could you use it in a sentence?
100

Primary Source

firsthand evidence of an event in history

100

work created after an event

secondary source

100

We know that beagles and basset hounds are in the same _______________ because they have so many similarities.  

species

200

Era

a large division of time

200

plant or animal remains that have been captured in a rock

fossil

200

Indiana Jones studied __________________ by looking at the artifacts that people left behind in history

archaeology 

300
Plagiarize 

to present someone's work as your own without giving the other person credit for it

300

A final decision reached by reasoning

conclusion

300

Wow!  Did you see the mummy that they dug up in Egypt last week?  That ________________ is really old and will help us learn a lot about Egypt!  

artifact

400

anthropology

study of human culture and how it develops over time

400

an unreasoned emotional judgement about people and events

bias

400

A scientist studying _____________________ discovered that the triceratops lived all over the modern world because fossils have been found all over every continent. 

paleontology