Module 3 Study Guide

Mixtures and Solutions Watch the video on mixtures and solutions and then answer the questions. After watching the video, put all items that are a solution in the solution column and all items that are a mixture in the mixture column. Mixtures Strawberries and Bananas Socks and clothes in laundry Trail Mix Salad Solutions Lemonade Water and Soap Tea Hot Coffee Solids, Liquids and Gases Watch the Bill Nye video on solids, liquids and gases and then answer the questions. Molecules in Matter Which image below is a solid? Which is a gas? Which is a liquid? Solid gas Liquid Sort the items into the correct column. Solid Rock Ice Toys A boat Liquid Water Soda Milk Juice Gas Water Vapor Steam smoke Physical and Chemical Changes Watch the video on physical and chemical changes and then answer the questions below. Sort the items into the correct column. Physical Change Crashing cars Crushing a Can Slicing bread Melting ICe Chemical Change exploding fireworks burning fire baking a cake frying an egg Vocabulary Match the word to the correct definition. Chemical Change When molecules of matter change. This change can usually not be reversed. Clues are gas forms, light or heat appears, colors change. Physical Change A change in the size or state of matter. This change can be caused by motion, pressure or temperature. Mixtures two or more substances which have been combined such as that each substance retains its own chemical identity. Hint: Trail mix. Solutions one substance dissolves and spreads evenly into another. Hint: lemonade