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6. Scientific Method Observations
Suggest questions to investigate
Question
Why does something happen
Hypothesis
An educated guess
A testable explanation for an observation
7. Scientific Method
9. Theories
Unifying explanations for a broad range of observations
Based on testing a collection of related hypotheses
The solid foundation of science
Can be revised given new evidence
25. Inquiry What is the difference between a hypothesis, theory and law?
Can a theory ever be proven?
In a comparison study: what does the experimental group receive? what does the control group receive?
What is an independent variable and dependant variable?
26. QUESTION: Review Which is the correct order of the scientific method?
Observation, hypothesis, predictions, testing, results
Hypothesis, observation, testing, predictions, results
Observation, predictions, testing, results, hypothesis
Predictions, observation, hypothesis, testing, results
Answer:aAnswer:a
27. QUESTION: Interpreting Graphs and Data What happens if test results reject a hypothesis?
The scientist formulates a new hypothesis.
It shows the test failed.
The scientist should be fired.
The scientist used faulty data .
Answer: aAnswer: a