unit 1 packet
an objective, verifiable observation.
what is a fact
a statement that clearly shows what question you are trying to answer in your investigation
what is a purpose
An explanation of an observed phenomenon. Organizes facts and research from scientists to explain WHY
what is a theory
what the experimenter will deliberately change or manipulate in the investigation
what is a Independent Variables
if a Observation is a Description of something you can see, smell, touch, taste, hear then what is the outcome of that called
what is a Inference
why do scientists have to do repeat a test multiple times
Ensure the results aren’t due to chance, Eliminate any errors, Ensure the data is precise
what is the difference between a Qualitative and a Quantitative observation
Qualitative Observation: describes qualities
Quantitative Observation: uses numbers to measure something
how do you draw a conclusion
Make an explicit statement about whether your hypothesis was supported or rejected by your experimental data
what are the steps to the scientific method
- Ask a question
– Conduct background research
– Construct a hypothesis
– Test your hypothesis in an experiment
– Analyze data
– Draw conclusions
write a hypothesis
if the pool gets colder then the more bacteria will grow