1. Two British airports began using full-body scanners this week. What will happen to passengers who refuse to submit to a full-body scan?

2. In addition to the full-body scanners, what new measure is airport security taking with security staff?

3. London's Heathrow Airport is the largest and busiest airport in the United Kingdom. It is the world's second busiest airport in terms of total passenger traffic.
Why was Heathrow's Terminal 4 chosen for the first of Heathrow's scanners?

4. How many passengers will have to go through the full-body scanner each day?

5. a) On what criteria will passengers be selected for the additional full-body scan?
b) How does the Transport Secretary explain the reasoning behind the criteria?
c) Do you agree with the government's reasoning? Explain your answer.

6. a) Watch the CBS News video under "Resources" below. Despite the new tactic being implemented by terrorists to thwart the full-body scanners, do you think the scanners should be used in airports?
b) Should scanners be used in all airports, including U.S. airports?
c) Should all passengers be scanned?
Explain your answers.
d) Ask a parent the same questions (a, b and c).