Experiment 1: Solid or Liquid? " Before beginning the lab, wash your hands. " Obtain any materials you plan to use for this lab, including the formal lab report. " In your lab report form, enter the title and your name. Note that you will only complete this step once for the lab report. " Complete the Purpose: Solid or Liquid section of your lab report. Explain your reason for conducting this experiment. " Construct a hypothesis predicting the outcome of adding flour to water. Consider the intermolecular forces that are at work, and be sure to support your hypothesis. Record your hypothesis in the Hypothesis: Solid or Liquid section of your lab report. Complete the Materials: Solid or Liquid section of your lab report. List all of the materials you will use. . After completing these steps, you may begin the experiment. " Use the measuring cup to pour 1/2 cup of hot tap water into the bowl. " Slowly add 1/2 cup of flour to the water. . Stir continuously with a spoon, whisk, or your hand. " Continue adding the rest of the flour to the water. " Test your substance and make your observations. "Use your spoon or your hand to hit the surface of the mixture quickly. " Pick up a handful of the mixture and squeeze it tightly. Then release your hand and observe. " In the Data Observations: Solid or Liquid section of your lab report, describe your observations. Is your mixture a solid or a liquid? Explain your response. * Analyze your observations and answer the related questions in the Conclusions section of your lab report. Note that you will complete all experimental conclusions in this section. " Clean up your area. Do not pour the mixture into the sink, as it will clog the drain. Throw the mixture in the trash