QUIZ: Most Can’t Pass This Basic Science Test

Toothpaste is white because of which of these?

Retry Correct Incorrect Titanium dioxide is a white pigment with a high refractive index, meaning that it scatters light and creates a very white appearance. It’s also used in cosmetics such as skin care products and sunscreens.

Toothpaste is white because of which of these?

  • Rice starch
  • Propylene glycol
  • Calcium carbonate
  • Titanium dioxide
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