PPT-TODAY: -- Finish Atomic Structure of Matter

a few slides Liquids Ch 13 Please pick up your midterm from front of class if you havent already Also please pick up homework Ch 13 Liquids First concept of density. And for as many years wall and ceiling contractors have tried to fulfill their obligations by providing the finish conditions envisioned but not truly described As a means of resolving a common problem in 1990 four major trade associations concerned THINK ABOUT IT – answer on your warm-up sheet or scratch paper. W. hat are the 3 main groups on the periodic table?. What are the 3 main parts of an atom?. You need to get . 3. different . color pencils. Chemistry. Learning Goals . To be able to . explain and draw atomic structure. Elements. Elements are the . building blocks. of all . matter. on Earth. Elements are made up of . atoms. Differences in . From Astronomy To Biomedicine. Light and Matter .  Spectroscopy. . Generalized interactions  Radiation. . Atomic physics. . Astrophysics. . Plasma physics. . Molecular physics. . Biophysics. Atomic Theory Timeline . Scientific knowledge builds on past research and experimentation.. Democritus. 400 B.C.. Information. Atomic Model. Analogy. Democritus, a philosopher in ancient Greece,. . began the search for a description. https://youtu.be/. hhbqIJZ8wCM. What is an Atom?. The simplest particle of an element that retains its properties.. Who is Democritus?. This Greek philosopher was among the first to suggest the existence of atoms . Week 9. Atomic Age (1945-present). Nuclear Age begins (1945). Nuclear Bomb Test on Surface (1946-63). Nuclear Power for Electrical Generation (1951-). Underground Nuclear Test Continues… . The latest one conducted by N. Korea on January 6, 2016. FDR receives a letter from Albert Einstein. Informed FDR of recent developments in splitting uranium atoms. Could lead to “extremely powerful bombs of a new type” by means of nuclear fission. Nucleus absorbs a neutron, breaks into two equal fragments. Matter describes anything that has . mass. and . volume. Can matter be invisible? . YES. Ex. . Air. Matter and Atoms. History of atoms. Democritus. Was a . Greek. philosopher in . 400 BC. Thought the universe was made of . Matter and Energy What is matter? Matter and Energy What is matter? It's what everything that occupies space and has mass is made of And everything like that is made out of chemical elements There are 92 naturally occurring chemical elements, and a number of synthetic ones How and why has the Atomic Theory changed over time? . How can we describe the molecular motion of the states of matter? . Objectives. Students will explain that atoms are the smallest unit of an element and are composed of subatomic particles.. Structure Of An Atom. Parts. Found in Nucleus. Protons . Neutrons. Found in shells or orbits. Electrons. Protons. Found . in. the . nucleus. Positively. charged. Determines. the . identity. Daltons Atomic Theory. 1. All elements are composed of tiny . indivisible. particles called atoms.. 2. Atoms of the same element are identical. The atoms of one element are different from the atoms of another element.. Review. Pollution & Recycling. Projects?. Next Physical Science Class. Jan. 8. th. Finals Class Jan. 15. th. 4 pm. .5 for passing the Final. All Power Points will be on line on my web site. You will be given back your notes, you can use the .