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