1. Wave, Sound, and Light Investigation

2. Overall plan… For this final wave investigation, you will be designing your own experiment. For this final wave investigation, you will be designing your own experiment. Choose one thing that we have investigated or studied and create a plan for further investigation. Choose one thing that we have investigated or studied and create a plan for further investigation.

3. Groups… Since you are in charge of this investigation, you get to choose your groups. Since you are in charge of this investigation, you get to choose your groups. 3 or 4 people ONLY (groups of 2 or 5 will not be accepted). 3 or 4 people ONLY (groups of 2 or 5 will not be accepted). Choose group members who will help you be successful. Choose group members who will help you be successful.

4. Things we’ve studied… Slinkies Slinkies String telephones String telephones Water waves Water waves Tuning forks Tuning forks Ping pong balls Ping pong balls Comb and wax paper Comb and wax paper Rubber bands Rubber bands Prisms Prisms Periscope/ Periscope/kaleidoscope Light tubes Light tubes Mirrors Mirrors Color spectrum Color spectrum

5. Decide what to test… How will you test it? Examples: How does the amount of energy affect the frequency? How does the amount of energy affect the frequency? Slinkies, water waves Slinkies, water waves How does the medium affect sound quality? How does the medium affect sound quality? String telephone, bouncing balls String telephone, bouncing balls How does force affect wave speed? How does force affect wave speed? Slinkies, water waves Slinkies, water waves

6. Choose 1 variable… What will you change? Examples: Length of string Length of string 20cm, 40cm, 60cm, 80 cm, 100cm 20cm, 40cm, 60cm, 80 cm, 100cm Height of water drop Height of water drop 10cm, 20cm, 30cm 10cm, 20cm, 30cm Type of medium Type of medium String, fishing line, yarn String, fishing line, yarn

7. Design a way to record measurements… How will you measure and record the results? Examples: Stopwatch to measure time Stopwatch to measure time Ruler to measure distance/height Ruler to measure distance/height Rating scale to measure quality of sound Rating scale to measure quality of sound *Create a data table to help you organize!!!

8. Investigate! Don’t forget to record your results and observations.

9. Create a presentation… Things to include Things to include –Question you investigated – Methods: 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 results Data chart Data chart –Analyze: What Might be True? Don’t forget to answer your question! Don’t forget to answer your question! Science Rocks!

10. Day One: Choose your group. Choose your group. Pick your group based on interest. Pick your group based on interest. Design an investigation Design an investigation –Question: What question will you investigate? –Methods: How will you investigate it? –Data: What data will you collect? Organize it into a table and Graph it.

11. Day two: Investigation Conduct your investigation. Conduct your investigation. Collect your data. Collect your data. Make observations. Make observations. Write about what you are thinking, seeing and doing. Write about what you are thinking, seeing and doing.

12. Day 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?

13. Day Four: Analysis Work on your own. Work on your own. Consider these questions; Consider these questions; –What might be true about your data? –How does your data answer the question you were investigating?

14. Day Five: Notability Create a document using Notability or Pages. Create a document using Notability or Pages. Include the following; Include the following; –Question –Methods –Data (table and graph) –Analysis

15. Day Six: Share Re-group Re-group Share your presentation with your peers. Share your presentation with your peers. Listen to others present their investigation. Listen to others present their investigation. Ask each presenter at least one question about their investigation. Ask each presenter at least one question about their investigation.