PPT-Elephant Toothpaste – Catalysts in Chemical Reactions

Sharon Elementary Science Night A Chemical reaction is a process that leads to the transformation of one substance to a new one The substances that are reacting are called reactants and the new substances formed are called . Chemical change. . Reactions with acid. . Reactions with oxygen . 7F. 7F Simple chemical reactions. Chemical change. . 7F Simple chemical reactions. 7F Chemical change – Changing materials. How many different materials can you see in this bedroom?. 1 – Nature of Chemical Reactions. 2 – Chemical Equations. 3 - Reaction Types. 4 – Reaction Rates and Equilibrium. State Standards. CLE.3203.1.9 – Apply the Laws of Conservation of Mass/Energy to balance chemical equations. Health and Safety at Home. Toothpaste. is a paste or . gel. . dentifrice. used with a . toothbrush. as an accessory to clean and maintain the aesthetics and health of . teeth. . Toothpaste is used to promote . By: Alli Hoover. Toothpaste. Toothpaste is used in every household to clean teeth. . The Process of How Toothpaste is made. Toothpaste was . first invented In 1850, . by Dr. . Washington Wentworth Sheffield, a dental surgeon and . Elephant masks. Elephant’s Tea Party. Lesson One. ‘Families’. Elephants are a lot like us, they are a family who live and get together in groups. A family of elephants is called a herd. Elephants. By: Abby . Marstiller. , Paulina . Pullin. , Emily . Henline. What is a chemical reaction?. A chemical reaction involves the making or breaking of bonds between atoms. . The total number of atoms remains the same but the combinations are different. . Chemical Reactions. :. A . chemical reaction . is a process that changes one set of chemicals into another by rearranging chemical bonds. The elements you start with are . reactants. The elements you end with are . 10.1 . Reactions and . Equations. Evidence of Chemical Reactions. ..  . The process of which the atoms of one or more substances are rearranged to form different substances is called a . Chemical Reaction. THINK ABOUT IT . Living things are made up of chemical compounds, but chemistry isn’t just what life is made . of—chemistry is also what life does. . . Everything that happens in an organism. —its growth, its interaction with the environment, its reproduction, and even its movement. Charniauskaya. 2016-2017. Plan for the Unit. Writing . chemical . equations. Reactants vs. products, writing equations from word problems, . diatomics. , states of reactants/products (s, l, g, . aq. Grade Science. Bowling Green Junior High. What are chemical reactions?. Chemical Reaction. . – . a change that takes place when two or more substances (reactants) interact to form new substances (products) with new properties.. The key words are emphasized in bold . and there is a list of them at the end of the presentation. . Chemical Reactions. When a chemical reaction occurs, new substances (called . products. ) form from the substances taking part in the reaction (called . What is a Chemical Reaction?. A Chemical reaction occurs when ever a chemical bond is formed, broken or rearranged.. A chemical reaction will always create a new substance.. Energy and Chemical Reactions. All. chemical reactions either release or absorb energy. . The energy can take many forms: . HEAT. , . LIGHT. , . SOUND. , and . ELECTRICITY. . Chemical . bonds. are the source of this energy. .