| Question | Answer |
| 1. What is the Independent Variable of the following Problem? "Does eating breakfast increase performance in school?" | eating breakfast
|
2. What is the Dependent Variable of the following Problem? "Is overall health decreased by smoking cigarette smoking?" | Overall health
| 3. This is the group in an experiment that does not receive the IV. | control group
| 4. I conducted an experiment at home in which I kept 1/2 bag of apples in the refrigerator and 1/2 bag in my cabinet. Problem: Does refrigeration keep apples from rotting? What is my experimental group? | refrigerated apples
| 5. I conducted an experiment at home in which I kept 1/2 bag of apples in the refrigerator and 1/2 bag in my cabinet. Problem: Does refrigeration keep apples from rotting? What is my control? | apples, bag
| 6. _________________ is an educated guess. | hypothesis
| 7. What does the mnemonic device "Paul Revere Hates Eggs And Cheese" stand for: | Problem, Research, Hypothesis, Experiment, Analysis, Conclusion
| 8. Which string length had the fastest swing? | 50 cm
| 9. Using the data table, what is your dependent variable? | # of swings
| 10. When conducting an experiment, the more ___________ the more valid your data. | trials/data
| 11. What is the control group in the data table? | no fertilizer
| 12. What is the dependent variable? | growth
| 13. What is the independent variable? | fertilizer amount
| 14. A young scientist wanted to test if type of battery impacts the number of hours the battery lasts. He bought 3 different types of batteries and tested them individually on the same flashlight. He recorded the number of hours each battery lasted. What is NOT constant in the experiment? | type of battery
| 15. What three words should be used in a hypothesis? | If....then....becasue
| 16. Is the following problem a testable problem? True or False: Are baseball players more athletic than soccer players? | False
| 17. Using the graph, which battery lasts the longest? | Energizer
| 18. Using the graph, which is a constant of the experiment? | Flashlight
| 19. There can only ever be _________ IV? | one
| 20. The hypothesis comes _____________ the experiment. | before |
