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- 1. Multiple ChoiceWhy do scientists use the scientific method?To make sure they get credit for their discoveries.To make sure their results are valid and can be performed by other scientists.So that other scientist don't get mad at them
- 2. Multiple ChoiceIf plants are exposed to sunlight, then they will grow taller.
What part of the scientific method is this an example of?ProcedureHypothesisQuestionResults - 3. Multiple ChoiceWhat step does every scientific experiment begin with?hypothesisquestion/problemproceduresconclusion
- 4. Multiple ChoiceThe independent variable is the ONE thing you _____.change on purposecontrol or keep constantmeasure
- 5. Multiple ChoiceThe variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effectindependent variabledependent variablecontrol variable
- 6. Multiple ChoiceWhy do we want to test one variable at a time?Because it is hard to setup a data table with moreTo know what is causing the changes. This helps us understand cause and effect.It is what has always been done
- 7. Multiple ChoiceWhat is a constant/control in an experiment?Things that do not change inana experiment. It's the variable that stays the same. You can have many variables stay the same.It's the variables that the scientist changes in the experimentIt's the variables that are being measured in an experiment
- 8. Multiple Choice
What is being changed in this experiment?ramp heightthe speed that the ball rollstype of ball - 9. Multiple ChoiceWhat is being measured or the result/effect of this experiment?ramp heightthe speed that the ball rollstype of ball
- 10. Multiple ChoiceWhat is being kept constant?ramp heightspeed of the ball rollingtype of ball
- 11. Multiple ChoiceOn what axis should the independent variable always be?XY
- 12. Multiple ChoiceWhich question can best be investigated by a scientist?Should I buy a red shirt or a green shirt?Does chocolate milk or plain milk taste better?Does a plant need sunlight to grow?Which feels softer, cat fur or dog fur?
- 13. Multiple ChoiceThe leaves on the plant are turning brown.QualitativeQuantitativeBothNeither
- 14. Multiple ChoiceThe plant has grown 4 cm since yesterday.QualitativeQuantitativeBothNeither
- 15. Multiple ChoiceScientific theories do not change once they have been written down.TrueFalse
- 16. Multiple ChoiceIn the 1860s, Charles Darwin proposed the theory of evolution. His theory stated that populations change very slowly over a very long period of time. Then in 1972, some scientists took a closer look at the fossil record. They concluded that evolution involves long periods of little change in populations which are interrupted by short periods of rapid change. This finding became part of the theory of evolution. What can you conclude from this information?New evidence can cause a scientific theory to be modified.New evidence can cause a scientific theory to be discarded.New evidence can cause a scientific theory to become a law.New evidence can cause a scientific theory to change into a new theory.
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