1. How many centimeters are in one INCH? 2. What Greek Philosopher - that we studied - said that heavier objects always fall faster than lighter objects? 3. What person is credited with proposing that EXPERIMENTS should be used to test a theory? 4. When graphing data from an experiment, on which AXIS do we place the INDEPENDENT VARIABLE? 5. How many centimeters are in one meter? 6. There are about 100 different kinds of elements (atoms) in nature. Atoms combine to form what? 7. When graphing the results of an experiment, on which axis do we place the DEPENDENT variable? 8. In Celsius what is the boiling point of water? 9. In Fahrenheit, what is the freezing point of water? 10. What is a CONVERSION FACTOR?