Please sit in the same seat as yesterday, so that you can continue your lab.

Bell Work How are the independent and dependent variables in an experiment related to one another?

ScaleScale Description 4 develop a strategy to solve a scientific problem. use diagrams and models to represent and solve a scientific problem explain ways in which a scientific problem can be solved. 3You Can: define a problem based on a specific body of knowledge conduct systematic observations use tools to gather, analyze, and interpret data pose answers, explanations, or descriptions of events use appropriate evidence and reasoning to justify these explanations to others communicate results of scientific investigations 2You Can: determine the meaning of symbols, key terms, and other astronomy specific words define a scientific problem describe the safety precautions that should be taken when starting a specific scientific investigation 1You Can: recognize from a list the key parts of a specific body of knowledge define a scientific problem state the safety precautions that should be taken when starting a specific scientific investigation

Job 1 – Leader Ensure that each member of the group contributes, that everyone’s ideas are represented, and that the group stays on task to finish the activity in the allotted time. This doesn’t mean you are in charge, only that you are responsible for your group finishing and working together. Job 2 – Recorder Will write the group consensus answers on the answer sheet and to be sure that the assignement is turned in before the due date. This person will not be the same every time! Job 3 – Skeptic Your role is to ask “are we sure?” and “Why do you think that?” Basically double checking your answers, all the time! Job 4 – Explorer Needs to try to investigate ideas and areas that no one else has considered. To think outside of the box.

Keep it in mind that it is Wednesday, ie. Short day! If you need to finish your experiment by doing more trials, you may need to start that right away and weight your chewed up gum second.

Make sure every question is answered! Everybody needs to have their name on it to receive credit

In your science journal under your Scientific Method notes answer… When doing the gum lab, what were the 3 most difficult aspects of it? Is there anything you could have done to make your experiment better? How would you change your specific experiment to make your data more accurate? Were you able to determine if your hypothesis was correct?

Group Work! Take out a piece of notebook paper from your folder As a group, you will answer four of the five questions, each question should be answered in two paragraphs. Each person in your group of four will write the answer to one of the questions If you have three people, somebody will have to write twice. Everybody’s name gets put on the top, and it will be turned in.