ILTS Field #203 Middle Level Science Questions And Answers With Complete Updates

ILTS Field #203 Middle Level Science Questions And Answers With Complete Updates Which of the following describes the process skill of concluding? a. Explaining or interpreting observations b. Making a determination based on the results of a controlled experiment c. Reading an instrument during an experiment d. Listing similarities and differences between two objects ANS b. correct a-inferring c-quantitative observation d-comparing *A chemistry experiment is performed to determine the effect of a nonvolatile solute on the boiling point of water. Three trials are performed in which 10mg, 20mg, and 30mg of salt are added to 500 mL of distilled water. Each solution is heated in a hot plate, and the elevated boiling points are recorded. Which of the following correctly identifies the independent and dependent variables? a. The independent is the amount of salt, and the dependent is the temperature b. The independent is the amount of water, and the dependent is temperature c. The independent is temperature, the dependent is the amount of salt d. The independent is the amount of salt, and the dependent is the amount of water ANS a-correct dependent is tested and measured where independent is changed or controlled. Salt varies and boiling point is measured