Good Scientists
To group or order materials based on similarities and/or differences.
Classify
What is the one thing intentionally changed by the scientist.
Independent variable
A statement the identifies what is being tested.
Title
Name the MV is the following research question.
What effect does eating mints during a test have on a students ability to stay awake?
Eating mints or not
True or False:
The scientific Method is fairly new and was constructed in the 1970's
False
Use tools to quantify data
Measure
What is another name for the dependent variable
Responding variable
What is the difference between qualitative and quantitative data?
Qualitative-use 5 senses
Quantitative-numbers/counting
Name the RV in the following research question.
What is the relationship between the type of textbook used and the score of a student assessment?
Assessment score
A series of logical steps for testing a hypothesis is called ________
Scientific Method
What format should a hypothesis be written in?
IF..., THEN..., BECAUSE...
There may be many of this type of variable in an experiment.
Constants/Controls
Where would you put the following:
The hypothesis was not supported.
Conclusion
Is it possible for a scientist to draw a different conclusion for the same observation? Explain
Yes-more than one inference possible.
When can a scientific idea be changed?
When new information is presented and tested.
Why would a scientist use a model?
Clarify concepts or results.
The factor that is affected as a result of changing the manipluated variable.
Dependent variable.
Where would you put a list of all items used for a lab?
Materials
Name 4 constants for the following:
What amount of fertilizer in the soil produces the tallest plant?
type of plant
amount of water
amount of sunlight
locations
When is a theory accepted?
Once supported by considerable evidence.
What is the difference between an observation and an inference?
Observation-based on 5 senses
Inference-logical reason for the observations
What is the reason a scientist tries to control variables during an experiment?
To be able to determine what factor caused the observed outcome.
Where would you show sample calculations that were used in the lab?
Results
Turn the following hypothesis into a testable question:
If I wash my clothes in GAIN laundry soap, then they will be cleaner than those washed in TIDE.
What factors cause clothes to be cleaner when washed in GAIN versus TIDE laundry soap?