Elements*
elements? What are elements? Pure substances that are composed of the same type of matter throughout and cannot be divided into simpler substances through normal chemical or physical processes.
Elements Elements are found on the Periodic Table Elements are the Building blocks of matter. Everything Everything is built from or Composed of Composed of elements. 90 There are 90 naturally occurring elements. created in lab The rest are created in lab. the earth’s crustatmosphere oceansliving things Elements are important components of the earth’s crust, atmosphere, oceans, and living things.
Elements They are usually found Combined with other elementsin pure form. Combined with other elements, but can be found in pure form. limited atmosphereoceansliving things A limited number of elements make up the solid earth, atmosphere, oceans, and living things.
What are some common elements around us? Penny: Copper (Cu) Nickel: Nickel (Ni) Foil: Aluminum (Al) Coal: Carbon (C) Balloon: Helium (He) Iron Pan: Iron (Fe) Tincture of Iodine: Iodine (I) Fishing Weight: Lead (Pb)
Elements you need to know!* H: Hydrogen He: Helium N: Nitrogen O: Oxygen C: Carbon Cl: Chlorine Na: Sodium Ca: Calcium Which of the above elements are gases? *H, He, N, O, Cl Which of the above elements are metals? * Na, Ca Which of the above elements are solid but not metal? * C