Backscatter X-ray scanners are being deployed at airports to help security personnel thwart terrorist attacks. How much do you know about the technology behind these sophisticated machines?
Question 1 of 20
Backscatter scanners cost around how much?
Question 2 of 20
When you submit to a backscatter scan, what are you being exposed to?
Question 3 of 20
To receive the same amount of radiation equal to one chest X-ray, you'd have to go through a backscatter scanner about how many times?
Question 4 of 20
When are you subjected to significantly more ionizing radiation than you'd receive during a single backscatter scan?
Question 5 of 20
Partly due to concerns about radiation exposure, the TSA is testing another type of scanner. What kind of technology does it use?
Question 6 of 20
Backscatter scanners create images that make people look nude. What is the TSA doing to allay privacy concerns?
Question 7 of 20
Backscatter scanners emit X-rays, a type of electromagnetic radiation, which is made up of what?
Question 8 of 20
Some scientists say the most likely health risk from backscatter X-rays is what?
Question 9 of 20
If you don't want to submit to a backscatter scan, what can you opt for instead?
Question 10 of 20
Backscatter technology is extremely effective, in part because it detects certain objects that metal detectors do not. Such as?
Question 11 of 20
Backscatter scanners aren't just used in airports. You'll also find the scanners in what other location?
Question 12 of 20
The lower powered rays from backscatter scanners barely penetrate the skin. What does this mean in terms of security?
Question 13 of 20
The TSA spent about how much money to develop updated software that displays less revealing images of passengers?
Question 14 of 20
After they're reviewed, what happens to the images from a backscatter scanner?
Question 15 of 20
Who filed a lawsuit against the TSA, claiming that the agency was secretly storing body scanner images?
Question 16 of 20
Which government agency determines a safe level of radiation exposure from equipment such as body scanners?
Question 17 of 20
To avoid a pat-down and breeze through the backscatter screening, what should you do?
Question 18 of 20
If you are selected for backscatter screening, what will you be asked to do?
Question 19 of 20
In case of malfunction, X-ray scanners could subject passengers to a radiation overdose. What would this cause?
Question 20 of 20