Presentation on theme: "A Great Hypothesis – 1. It must be testable. 2. Based on research or prior knowledge. 3. An If….. then …. Statement. 4. Connect the independent and dependent."— Presentation transcript:
A Great Hypothesis – 1. It must be testable. 2. Based on research or prior knowledge. 3. An If….. then …. Statement. 4. Connect the independent and dependent variable in the experiment.
If I wake up early, then I will want to go to bed earlier in the evening. YES - TESTABLE I think eating Cheetos is gross. NO – OPINION / NO IF.. THEN If the moon were gone then we would be struck by more meteorites. NO – NOT TESTABLE ( WE CAN NOT GET RID OF THE MOON )
If I write a letter every day to Justin Bieber to tell him the day of my birthday, then he will call me on my birthday. ???? If I eat McDonald’s every day for lunch for 2 weeks, then I will gain weight at the end of the two weeks. ????
If I am successful at science then I am a science nerd. ???????? "If eighth grades girls take written quizzes, then they will receive significantly higher grades than eighth grade boys because eighth grade girls have better writing skills.“ ??????
“If water levels are low then Rainbow trout will suffer more lice because there is less oxygen in the water.”
If people get a college degree then they will earn a higher income. YES – TESTABLE - DATA CAN BE COLLECTED If I put cat food on my porch then snails will come at night and eat it. YES – IF.. THEN.. TESTABLE Albert Einstein is the greatest scientist to ever live. NO – NOT TESTABLE
Lab Objective / Question: A statement or question connecting the independent and dependent variables in the experiment. The purpose of this experiment is to build a bottle rocket that will stay in flight for 8 seconds using our knowledge of aerodynamics, mass and inertia. How can I build a rocket to stay in flight for 8 seconds using aerodynamics, mass, and inertia?