Sunscreen Lab

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Across
  1. 3. Particles that are 100–2,500 nanometers in size and appear clear on the skin
  2. 4. The tool used in the lab to simulate UV radiation
  3. 6. Small objects used in the lab to visually measure the effectiveness of sunscreen under UV light
  4. 9. A small unit of matter, such as the zinc oxide used in sunscreens, which behaves differently at the nanoscale
  5. 10. Referring to particles smaller than 100 nanometers
  6. 11. Abbreviation for ultraviolet light, a type of radiation that sunscreens protect against
  7. 12. An inorganic compound used in sunscreen to reflect UV rays
Down
  1. 1. The type of light scattered by regular-sized zinc oxide particles, making them appear white
  2. 2. The sample used as a reference in experiments
  3. 5. The range of wavelengths of light, including visible light, UV rays, and more
  4. 7. The manipulation of materials at the molecular or atomic level to create advanced applications
  5. 8. The process by which inorganic sunscreen ingredients protect the skin from UV rays