Airport security uses electromagnetic waves to see bems inside of luggage without having to open the bags. Which type of electromagnetic waves would be best for airport secunty to use?
A. X-rays would be best because they are low-energy waves that can penetrale gases
B. X-rays would be best because they are high-energy waves that can penetrate solids.
C. Radar waves would be best because they are low-eresgy wirves that can penetrate gases.
D. Radar waves would be best because they are high-energy waves that can penetrate solids.