1. 1.I can develop a hypothesis from an observation. 2.I can manipulate an independent variable to show the effect on a dependent variable. 3.I can identify the controlled variable in an experiment.

3. not These hypotheses are not written correctly: French fries cause pimples. Studying for a test will help you earn a higher grade. 1) Fix them using “IF-THEN-BECAUSE.” 2) Underline the independent variable. 3) Put a box around the dependent variable.

4. French fries cause pimples. If a person eats french fries, then she will get pimples because the grease will clog her pores.

5. Studying for a test will help you earn a higher score. If a person studies for a test, then the person will earn a higher score because he/she will know more answers.

6. Bar Graphs used to compare data between different groups Line Graphs used to show change over time

7. All Graphs Need: 1.A Title 2.A labeled Y-axis (vertical  up/down) 3.A labeled X-axis (horizontal  flat) 4.Labeled lines or a color key