6 stages of scientific investigation

Question 1

6 stages of scientific investigation

Answer 1

1. observation
2. hypothesis
3. predictions
4. testing
5. controls
6. conclusion

Question 2

Observation (1st step)

Answer 2

careful observation of natural phenomena

Question 3

Hypothesis (2nd step)

Answer 3

educated guess that might be true
(or alternate hypothesis)

Question 4

Predictions (3rd step)

Answer 4

“IF a hypothesis is correct, THEN specific consequences can be expected”

Question 5

Testing (4th step)

Answer 5

experiments attempt to verify predictions and support hypothesis
- data supports or rejects
- retry

Question 6

Controls (5th step)

Answer 6

• parallel designs (something to compare data to)
• scientist use controls to assess the influence of variables
  ex. placibo in case study

Question 7

Conclusion (6th step)

Answer 7

• a hypothesis that has been tested and supported is tentatively accepted