Walk as fast as you can in a circle around a section of the pool that's about 3 feet deep (the more people, the better the effect). Do about 20 laps, then change direction for 10 laps. The resulting rush of water against your body will feel much like the jets in a whirlpool.
Elements and Compounds. All matter in the natural world is composed of one or more of the 92 fundamental substances called elements. An element is a pure substance that is distinguished from all other matter by the fact that it cannot be created or broken down by ordinary chemical means.
Elements are called the building blocks of matter because all matter is composed of elements. Each element is made up of the same type of atoms. Compounds A compound is a substance made of two or more different kinds of elements chemically combined in a specific ratio.Each compound is represented by a formula that uses symbols to identify which elements are present.ompound A compound has properties different than the elements that make it up. The parts of a compound are present in specific ratioâs. Compounds and Mixtures Most of the matter around you is in the form of compounds or mixtures.