Measure Scientific Method VariablesGraphing Heart rate Lab Daphnia Lab $ 200 $ 200$200 $ 200 $ 200...
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Transcript of Measure Scientific Method VariablesGraphing Heart rate Lab Daphnia Lab $ 200 $ 200$200 $ 200 $ 200...
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MeasureScientific Method
Variables GraphingHeart
rate LabDaphnia
Lab
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meter
The metric unit used to measure length
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$400
gram
The metric unit used to measure weight.
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$600
liter
The metric unit used to measure volume
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$800
1 ml
How many milliliters are in 1cm3
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$1000400,000,000 M&M’s
If the Mississippi river is nearly 4,000 km long and an M&M is 1cm long how many M&M’s would it take to measure the
Mississippi river?
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Make an observation or ask a question
What is the first step in the scientific method?
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True
True or False: The scientific method is a cycle rather than
a list of steps.
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What is a hypothesis?
A testable explanation or predication
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Quantitative and qualitative
Two types of data you can gather.
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$1000
Your research has been reviewed and accepted by other scientists.
What does it mean to be “peer reviewed”?
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Manipulated variable
The independent variable can also be called what?
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Responding variable
The dependent variable can also be called what?
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Provide baseline for data, comparison
What is the purpose of the control group?
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The group being exposed to the experiment
What is the experimental group in an experiment?
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$1000
Things that remain the same in the lab
What are controlled variables? (constants)
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To describe what the graph is representing.
What is the purpose of the title for a graph?
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X axis
What axis does the manipulated variable go on?
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Y axis
What axis does the dependent variable go on?
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What type of graph best represents the data?
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A visual representation of the data, shows trends in the data
What is the purpose of a graph?
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Resting heart rate
In the Heart rate lab what was the control group?
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What was the manipulated variable in the heart rate lab.
activity
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Time, activity, trials, location, how you check your heart rate, etc.
Give 3 controlled variables from the heart rate lab
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Heart rate after activity
What was the dependent variable in the heart rate lab?
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What would be an example of a “good” testable question for
the heart rate lab?
“what are the effects of standing, jogging and holding your breath on your heart rate?”
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Daphnia Heart Rate Before being exposed to substances
In the Daphnia Lab what was the control group?
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The substance being exposed to the daphnia
In the daphnia lab, what was the independent variable?
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Heart rate after exposure
In the daphnia lab what was the responding variable?
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$800
Any data with a number
Give an example of quantitative data you could
have gathered from the daphnia lab.
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$1000
Any observation that involves the senses (no numbers)
Give an example of qualitative data you could
have gathered from the daphnia lab.