2. Compare and contrast independent and dependent variables.
3. Compare and contrast scientific investigation and experiment.
4. Why do we need to replicate experiments?
7. Define “scientific investigation,” “experiment,” “model,” “hypothesis,” and
“scientific method.”
8. What are the types of scientific investigations? Define them.
9. How do we perform a scientific investigation (sequence of events)?
13. Describe benefits and limitations. Give 3 benefits and limitations of scientific
investigations and experiments.
14. Why do we use models in science?