Multiple choice softskills leadership

A mixture of water and salt makes metal ___.

  1. shiny

  2. bumpy

  3. rusty

  4. dirty
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

When saltwater (a mixture of water and salt) comes in contact with metal, it accelerates the oxidation process called rusting. The salt acts as an electrolyte, speeding up the corrosion reaction between the metal and oxygen. This is why cars rust faster in coastal areas or during winter when salt is used on roads.

Keep practicing — related questions