Has the Earth ever been hit by an asteroid?
What effect did it have on the Earth?
When is an asteroid next predicted to hit the
Earth?
Find a picture of Haley's comet
How did Haley's comet get its name?
How many years does it take for Haley's comet
to come by the Earth? and when is it next due to pass?
What is Roswell famous for?
What year was the Roswell incident supposed
to have happened in?
What is 'global warming'?
What are the predictions that are being made about global warming?
What year was 'Independence Day' released?
Who were the leading actors in 'The day after
tomorrow'?
Devise five webquest questions of your own and find the answers
COVER LESSONS 
