WONDER #2540: What is Gallium Used For?

Question 1 of 3

The compound gallium arsenide is similar to ______________.

  1. silicon
  2. plastic
  3. glass
  4. aluminum

Question 2 of 3

Which is NOT a place in which gallium is often mined?

  1. China
  2. Germany
  3. Kazakhstan
  4. Argentina

Question 3 of 3

This Wonder was mostly about...

  1. gallium, a metal that is most often used in electronics.
  2. why gallium has such a high melting point.
  3. ways to use gallium that you wouldn’t usually think of.
  4. the best places to discover new elements.

Check your answers online at https://www.wonderopolis.org/index.php/wonder/What-is-Gallium-Used-For.