Today's Rocket Words: Your 5 words and meanings to learn

magnesium

an alkaline earth metal and is the second element located in the second row of the periodic table

hard water

water that has a high mineral content

contaminate

to make dirty, polluted, or not usable by touching or by adding something to

soft water

water which has relatively low concentration of calcium carbonate and other ions

calcium

a mineral that is found in foods, specifically dairy, and stored in bones and teeth in our body

2