WONDER #2501: Where Do Metals Come From?

Question 1 of 3

When a metal in nature is mixed into rocks and minerals, it’s called _________.

  1. gold
  2. ore
  3. a mine
  4. calcium

Question 2 of 3

Which is the BEST evidence that metal alloys are stronger than natural metals?

  1. “To make stronger, longer-lasting materials, people mix metals together and with other substances.”
  2. “High levels of mercury and copper can cause major problems.”
  3. “Before using metals, people have to remove them from the ore.”
  4. “Cast iron is another alloy. It’s a mixture of iron and carbon.”

Question 3 of 3

This Wonder was mostly about...

  1. the strongest metal in the world.
  2. how metal jewelry is made.
  3. where metals come from and how metal alloys are made.
  4. where people mine for different metals.

Check your answers online at https://wonderopolis.org/index.php/wonder/where-do-metals-come-from.