Warm Up – Page 18Warm Up – Page 18

Copy and fill in the blank:Copy and fill in the blank: To measure the mass of an apple, you To measure the mass of an apple, you

would use a ___________________.would use a ___________________.

How Do We Conduct a How Do We Conduct a Scientific Investigation?Scientific Investigation?

Ask a QuestionAsk a Question

Pose a question about something you Pose a question about something you want to investigate.want to investigate.

We want to determine how many drops of We want to determine how many drops of water can fit on a penny. water can fit on a penny.

Question:Question:

Develop a HypothesisDevelop a Hypothesis

Hypothesis – what you expect to happen Hypothesis – what you expect to happen and whyand why

Develop a hypothesis for water on the Develop a hypothesis for water on the penny.penny.

Hypothesis:Hypothesis:

Develop an Experiment and Collect Develop an Experiment and Collect DataData

Develop an experiment that will allow you to test Develop an experiment that will allow you to test your hypothesisyour hypothesis

Variables – one of the factors that can change in Variables – one of the factors that can change in an experimentan experiment Manipulated (Independent) Variable – the variable that Manipulated (Independent) Variable – the variable that

is changedis changed Responding (Dependent) Variable – the variable that Responding (Dependent) Variable – the variable that

changes because of the manipulated variablechanges because of the manipulated variable Control – group where no variables are changedControl – group where no variables are changed

Collect Data – record your observations and Collect Data – record your observations and measurements as you conduct your experimentmeasurements as you conduct your experiment

Development an Experiment and Development an Experiment and Collect DataCollect Data

How will we design our penny experiment?How will we design our penny experiment? How will we collect our data?How will we collect our data?

Analyze DataAnalyze Data

Use charts, graphs, and statistics to Use charts, graphs, and statistics to analyze the data you collected. Look for analyze the data you collected. Look for patterns in the data you have collected.patterns in the data you have collected.

How can we analyze the penny data we How can we analyze the penny data we have collected?have collected?

Draw ConclusionsDraw Conclusions

Using your analyzed data, determine what Using your analyzed data, determine what can be learned or discovered from your can be learned or discovered from your research.research.

Was your hypothesis supported or Was your hypothesis supported or rejected?rejected?

What could be sources of error?What could be sources of error?

Communicate Your ResultsCommunicate Your Results

Communicate your results in a way that Communicate your results in a way that can be easily understood. Overview the can be easily understood. Overview the steps you took in your investigation, and steps you took in your investigation, and explain your conclusion.explain your conclusion.

Communicate your results of the penny Communicate your results of the penny investigation using at least one paragraph. investigation using at least one paragraph.