PPT-Physical and 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. perfume evaporating on your skin . perfume evaporating on your skin . physical.  butter melting .  butter melting . physical. wood rotting.  . wood rotting.  . chemical. autumn leaves changing color. #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. 21. Physical Properties. Chemical Properties. Physical Change. Chemical Change. Chemical and Physical Changes Brain pop. Physical Properties. can be observed or measured without changing the substance.. 8/30/12. Chemical Property. - . The ability of a substance to . change . into another new . substance. - . This type of property . can only . be observed . through experimentation. - . Examples include flammable. EQ: How are changes in matter related to changes . in energy?. Changes in Matter. You are at the beach. You built a sandcastle!. You notice storm clouds gathering in the distance.. You are sad : (. You know your sandcastle is about to go bye-bye.. Blue Color. Blue Color. Physical property. Density. Density. Physical property. Flammability. Flammability. Chemical property- The original substance is fundamentally changed. . Solubility- (dissolves into a liquid to make a solution). 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?. Reading to Learn: . Read the following passage and answer the questions that follow.. Terms to Know:. 1. Digestion. : is the process where food is . broken down . by the digestive system into . small nutrients . 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. The Digestive System. Amazing Facts . . We make 1-3 pints of saliva a day.. The average male will eat about 50 tons of food to sustain weight of 150 pounds. A horse’s intestines are about 89 feet long. EQ: How are changes in matter related to changes . in energy?. Changes in Matter. You are at the beach. You built a sandcastle!. You notice storm clouds gathering in the distance.. You are sad : (. You know your sandcastle is about to go bye-bye.. 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. and. Physical Properties. . Observations that . DO NOT CHANGE . the substance or mixture. Measure. See. Smell. Hear. Touch. Taste. Chemical Properties. Describes how the substance or mixture will react with another.