PPT-Physical or Chemical Change

11216 Bell Work 11216 When air is heated it expands and rises Hotair balloon pilots use this phenomena to their advantage These pilots use a gasflame blower to increase the temperature of the air inside the balloon making the balloon rise . Chapter 5.1 . BLM 5.1a, 5.1b. Chemicals and chemical Change. CHEMISTRY. – is the study of matter, its changes and its properties. MATTER. – is anything that has mass and takes up space. ATOM. – the smallest particle of matter. page 133. Physical Change. Any change in size, amount, shape, . or state/phase . of matter.. nothing new is created. Ex.) melting a block of ice, cutting a piece of paper in half. Chemical Change. substances change . #1: What happens to a substance when a chemical change occurs?. #2: What are some signs of a chemical change?. Bell Ringer: Tuesday 10/1/13. Read the paragraph below and determine the main idea. Then, write and answer the questions. Mrs. Lowe . April 2011. Chemical changes . Chemical change . is a change that forms a new type of matter . Chemical property . is a feature of matter that can cause a chemical change. Examples of a different type of matter forming during a chemical change. 1.7. Physical Changes. Physical Change. : the substance involved remains the same, even though it may change state or form. . Examples: . Dissolving – stirring a spoonful of sugar in water. Melting –an ice cube melts. Matter. Every element/compound is unique in some way from all others.. If you know enough about a substance, you can figure out what it is.. If you know what a substance is, you can know all types of things about it.. and. Changes. By Jordan Parkinson. What are some Physical Properties?. Appearance – O. utward . or visible aspect of a person or thing. . Color - A. . visual attribute of things that results from the light they emit or transmit or reflect. A half eaten apple turns brown.. Physical or Chemical Change?. Chemical Change. Ripping paper into little pieces. Physical or Chemical Change?. Physical Change. Melting a popsicle. Physical or Chemical Change?. Property. Is a description of an object. The tree is TALL. The tree is GREEN. If struck by lighting, the tree could catch FIRE (BURN). Physical Properties. Are determined by the use of the . . . . Chapter 2 Section 2. Describing matter. Matter: anything that has mass and takes up space. Mass – the amount of matter in something. Volume – the amount of space something occupies. Which of the following is matter?. Navo. Middle School Science. Physical Change. A change in the size, shape, form, or state of matter that does not change the matter’s identity.. Examples:. Play-doh. being sculpted. Ice Cream melting. Changes. The Difference. Physical Change . – . matter changes form . but is still made of the same molecules, typically . reversible. Chemical Change . – a . change in the molecules . occurs, . cannot be reversed. Did you remember to write your . name. and . date. in the upper right corner of your paper?. Revised 9/13/11. Fold your paper in half and label each side as shown below:. Physical Changes. Chemical Changes. Physical and Chemical Changes Physical and Chemical Properties Everything around us has physical and chemical properties. Physical Properties Characteristics you can observe without changing the substance into something new.