3. Chemical or Physical Change? Sunday afternoon Ms. Pigford decided to walk around downtown. She walked into Marble Slab and purchased a strawberry ice cream cone with sprinkles. It was quite hot outside and the ice cream began to melt as she was walked briskly down the street. Physical : Solid-Liquid (State of Matter)

4. Chemical or Physical Change? Mr. Miller went camping in the mountains over the weekend. He invited all of his closest friends and decided to roast marshmallows over the open fire. Mr. Miller loves to talk and left his marshmallow in the fire too long. After blowing out the flame, Mr. Miller’s marshmallow was burned. Chemical Change

5. Chemical or Physical Change? Mr. Miles wanted to show the students what happened when one mixes baking soda and vinegar. Mr. Miles has really bad luck and when the balloon filled up with carbon dioxide, it burst. Chemical Change Describe the signs that gave the answer away. Gas production, Temperature Change

6. Chemical or Physical Change? Mrs. Johnson missed her young bright students at J.S. Clark. Sometimes she chuckles to herself when she recollects the past. She smiles as she recalls the urge to pull that rubber band back and let it fly toward the crazy kids! Physical Change : Change in size/shape

7. Chemical or Physical Change? Mrs. Preston was planning a Halloween party for all the political leaders of the world. She decided an excellent addition to the party would be to use dry ice to give a daunting effect. Physical Change

8. Chemical or Physical Change? Mrs. Cooper wanted all students to have free beverages during honors day. It was very expensive buying so many Coke products and candy, so Mrs. Cooper decided to make Kool-aid for everyone! Physical Change

9. Chemical or Physical Change? Mrs. Byrd needed more chalk for her classroom. She liked to write all assignments on the board for the children and also had an odd craving for the taste of chalk. She met with the science teachers and figured out how to create chalk by combining carbon dioxide and limewater. Chemical Change Combining this gas with the liquid creates what type of substance? Precipitate

10. Chemical or Physical Change? Ms. White adored her dogs. Unfortunately, she left her dog’s favorite toy in the yard during a torrential downpour. Her dogs were terribly upset when they found out that their favorite toy had rusted. Chemical Change

11. Chemical or Physical Change? Mrs. Lee loves red candles that, of course, match her red Harley. She wanted to find a red candle to place beside her festive pumpkin. During the Halloween season, she let’s them burn for exactly 3 minutes and 47 seconds. After she blows the candle out, she watches in awe as the candle wax returns to its original state. Physical : Liquid to Solid