Wave, Sound, and Light Wave, Sound, and Light InvestigationInvestigation

Overall plan…Overall plan…• For this final wave For this final wave

investigation, you will investigation, you will be designing your be designing your own experiment. own experiment.

• Choose one thing Choose one thing that we have that we have investigated or investigated or studied and create a studied and create a plan for further plan for further investigation.investigation.

Groups…Groups…

• Since you are in charge of this Since you are in charge of this investigation, you get to choose your investigation, you get to choose your groups.groups.

• 3 or 4 people ONLY (groups of 2 or 5 3 or 4 people ONLY (groups of 2 or 5 will not be accepted).will not be accepted).

• Choose group members who will help Choose group members who will help you be successful. you be successful.

Things weThings we’’ve studied…ve studied…

• SlinkiesSlinkies

• String telephonesString telephones

• Water wavesWater waves

• Tuning forksTuning forks

• Ping pong ballsPing pong balls

• Comb and wax Comb and wax paperpaper

• Rubber bandsRubber bands

• PrismsPrisms

• Periscope/Periscope/

kaleidoscopekaleidoscope

• Light tubesLight tubes

• MirrorsMirrors

• Color spectrumColor spectrum

Decide what to test…Decide what to test…

How will you test it?How will you test it?

Examples:Examples:

• How does the amount of energy affect the How does the amount of energy affect the frequency?frequency?

• Slinkies, water wavesSlinkies, water waves

• How does the medium affect sound quality?How does the medium affect sound quality?• String telephone, bouncing ballsString telephone, bouncing balls

• How does force affect wave speed?How does force affect wave speed?• Slinkies, water wavesSlinkies, water waves

Choose 1 variable…Choose 1 variable…

What will you change?What will you change?Examples:Examples:• Length of stringLength of string

•20cm, 40cm, 60cm, 80 cm, 100cm20cm, 40cm, 60cm, 80 cm, 100cm

• Height of water dropHeight of water drop•10cm, 20cm, 30cm10cm, 20cm, 30cm

• Type of mediumType of medium•String, fishing line, yarnString, fishing line, yarn

Design a way to record Design a way to record measurements…measurements…

How will you measure and record the How will you measure and record the results?results?

Examples:Examples:

• Stopwatch to measure timeStopwatch to measure time

• Ruler to measure distance/heightRuler to measure distance/height

• Rating scale to measure quality of soundRating scale to measure quality of sound

*Create a data table to help you organize!!!*Create a data table to help you organize!!!

Investigate!Investigate!

DonDon’’t forget to record your t forget to record your results and observations.results and observations.

Create a presentation…Create a presentation…

• Things to includeThings to include– Question you investigatedQuestion you investigated– Methods: How you tested itMethods: How you tested it

•What was your variable?What was your variable?•What procedures did you use?What procedures did you use?

– Data: What were your resultsData: What were your results•Data chartData chart

– Analyze: What Might be True?Analyze: What Might be True?•DonDon’’t forget to answer your question!t forget to answer your question!

Science

Rocks!

Day One:Day One:

• Choose your group.Choose your group.

• Pick your group based on interest.Pick your group based on interest.

• Design an investigationDesign an investigation– Question: What question will you Question: What question will you

investigate? investigate? – Methods: How will you investigate it?Methods: How will you investigate it?– Data: What data will you collect? Data: What data will you collect?

Organize it into a table and Graph it.Organize it into a table and Graph it.

Day two: InvestigationDay two: Investigation

• Conduct your investigation.Conduct your investigation.

• Collect your data. Collect your data.

• Make observations. Make observations.

• Write about what you are thinking, Write about what you are thinking, seeing and doing.seeing and doing.

Day Three: Organizing DataDay Three: Organizing Data

• Organize your data into a table.Organize your data into a table.

• Graph your data.Graph your data.

• Discuss your results with your group.Discuss your results with your group.

• What does the data show?What does the data show?

Day Four: AnalysisDay Four: Analysis

• Work on your own.Work on your own.

• Consider these questions;Consider these questions;– What might be true about your data?What might be true about your data?– How does your data answer the question How does your data answer the question

you were investigating?you were investigating?

Day Five: Notability Day Five: Notability

• Create a document using Notability Create a document using Notability or Pages.or Pages.

• Include the following;Include the following;– QuestionQuestion– MethodsMethods– Data (table and graph)Data (table and graph)– AnalysisAnalysis

Day Six: ShareDay Six: Share

• Re-groupRe-group

• Share your presentation with your Share your presentation with your peers.peers.

• Listen to others present their Listen to others present their investigation.investigation.

• Ask each presenter at least one Ask each presenter at least one question about their investigation.question about their investigation.