Scientific method notes• Scientific method- A series of steps followed to solve problems. (3)• The steps followed in the same order.• What are the steps in the scientific method? o o o o o o• Ask a question- o Scientists often ask questions after o Observation- The process of obtaining information by using the senses.(4)• Hypothesis- o Hypothesis- An idea or explanation that is based on prior scientific research or observation and that can be tested.(5) o Sometimes called an o Usually stated as an sentence. o Give an example of a hypothesis for the following question. What is the effect of the angle of a ramp on the distance a marble will roll?• Test the hypothesis- o Scientists test the hypothesis by o Data- Any pieces of information gathered through observation or experimentation.(6) o Sometimes a controlled experiment is used. o Controlled experiments test
o The one factor that is changed is called the o The variable is the variable that the scientist purposely changes. o The variable is the variable that changes as a result of the manipulated variable. o It is the variable that you measure. o What is the manipulated variable in the marble experiment? o What is the responding variable in the marble experiment? o Sometimes scientists test without an experiment by• Analyze the results- o To analyze results scientists often use and• Draw a conclusion- o Decide whether the data supports the or not. o If it does not support the hypothesis scientists may to check for mistakes or and form a new• Communicate results- o Scientists share results by or o Science depends on o It allows others to repeat the experiment.
o and of experimental results keeps a scientists