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7 questions
Why don’t scientists stop with the first step in the Scientific Method, making observations?
They don't trust their own observations and they want others opinions
They would rather run experiments than observe the world around them
They want to test what they observe to make sure it is correct
They don't think that observations are a very good place to start
What is a hypothesis?
an experiment
a conclusion
a prediction
a variable
How do scientists form a hypothesis?
by drawing conclusions from their data
by asking questions about their observations
by designing experiments
by writing down everything they see
Once they form a hypothesis, what do scientists do next?
design experiments to test their hypothesis
draw conclusions based on their predictions
compare their hypothesis to other scientists
ask the question, "why?"
What does it mean to control variables in an experiment?
to use different colored objects for all of the parts of an experiment
to take complete notes about everything you observe in the experiment
to not touch anything once you set up the parts of an experiment
to keep as many things the same as possible across the parts of an experiment
What do scientists do when they run an experiment?
walk away from the experiment
write down their observations
change parts of the experiment
develop a hypothesis
Why do scientists write down every detail of an experiment?
because they do not take any pictures
so they can leave the experiment alone to run itself
because they always change their hypothesis
so they can do over the experiment to compare results
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