HOW DO SCIENTISTS INVESTIGATE?

HOW DO SCIENTISTS INVESTIGATE?

1. Problems, decisions, and new ideas

   • verifiable question
   • science helps make decision

2. OBSERVATION

   • Use the senses to discover objects, events or living beings

3. HYPOTHESIS

   • what you think will happen during an investigation

4. CONCLUSIONS

   • summarize what they have learned by analyzing their observations

5. SCIENTIFIC INVESTIGATION

   • Begins with an observation
   • There is not a single "scientific method"

6. MODELS

   • they represent other things
   • they are useful tools
   • help scientists to study

7. SURVEY AND SAMPLING

   • The best way for a scientist to investigate
   • Scientists also use sampling to collect data

8. STEPS FOR INVESTIGATION

   • Ask a question
   • state your hyphotesis

9. IDENTIFY AND CONTROL VARIABLES

   • Make a plan, Take your hyphotesis. collect, record, and interpret your observations, conclusion, do repeated trials

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