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trip to cern
Author :
sümeyye demirdöğen
1.
How does Bertha feel about the trip?
2.
What are the things that Bertha did at CERN?
3.
what do CERN scientists study?
4.
What does particle physics mean?
5.
Who invented World Wide Web?
6.
How long has it been since the invention of the WWW?
7.
What happened in 1989?