Name ________________________________ Date __________________ Due Date ________ 

The Energy of Waves 

Late work will be assigned 50% of the assignment value.  If you must be absent on the due date, make arrangements with your teacher before then, or ask someone to turn it in for you on the due date. 

Directions—Examine the possible activities you can do to learn the unit objectives.  Each assignment has a point value based on the amount of time and effort necessary to complete the task.  Items marked in bold are required assignments.  If you have questions, ASK!   

Total points available:  A= 99+  B= 98-86, C= 85-77, D=76-66 

5 pts (apply to C Layer):  PARENT SIGNATURE:  ________________________________________________________

                                             EMAIL/PHONE________________________________________________________________________ 

Text:  Holt Science and Technology, Short Course O:  Sound and Light   

C Layer: Maximum 80 points

_____ Energetic Waves (Motivator Activity pg. 3) 5 points

• Tie one end of a piece of rope to the back of a chair.  Hold the other end in one hand, and stand away from the chair so that the rope is almost straight but is not pulled tight.  Move the rope up and down quickly to create a wave.  Repeat this step several times. 
• What are your observations? 
• In which direction does the wave move? 
• How does the movement of the rope compare with the movement of the wave? 
• Where does the energy from the wave come from?

_____ Class Notes 5 points for each day  Day1   Day 2   Day 3  
 

Select Three from the following (One from each group) 

GROUP #1_____ The Nature of Waves Directed Reading  (worksheet pgs. 4-9)  10 points

                     -or-

                   _____ Section Reviews  (page 9)  10 points 
 

GROUP #2_____ Properties of Waves Directed Reading  (worksheet pgs. 10-13)  10 points

                    -or-

                   _____ Section Reviews  (page 13)  10 points 

GROUP #3_____ Wave Interactions Directed Reading (worksheet pgs. 14-19)  10 points

                    -or-

                  _____ Section Reviews  (page 19)  10 points 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Choose & complete one of the following: 

_____ Vocabulary Chart 15 points Your chart must include all 14 terms. 

Term

Definition

Example/Picture 

Wave 
 
 

Medium 
 
 

Transverse Wave 
 
 

Longitudinal Wave 
 
 

Amplitude 
 
 

Wavelength 
 
 

Frequency 
 
 

Wave Speed 
 
 

Reflection 
 
 

Refraction 
 
 

Diffraction 
 
 

Interference 
 
 

Standing Wave 
 
 

Mechanical Wave 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

the following:   

_____ Vocabulary Chart  15 points  Your chart must include all 14 terms. 

Term

Definition

Sentence

Example/Picture 

Wave 
 
 
 

Medium 
 
 
 

Transverse Wave 
 
 
 

Longitudinal Wave 
 
 
 

Amplitude 
 
 
 

Wavelength 
 
 
 

Frequency 
 
 
 

Wave Speed 
 
 
 

Reflection 
 
 
 

Refraction 
 
 
 

Diffraction 
 
 
 

Interference 
 
 
 

Standing Wave 
 
 
 

Mechanical Wave 
 
 
 
 
 
 

_____ Vocabulary Flash Cards  15 points

Create a pair of flash cards for each of the terms listed above.  Word on one card, a definition or picture on the second.  Play 3 matches of concentration with 3 different people.  You must get a signature from each opponent. 
 

Choose & complete one of the following: 

_____ Internet Activity  5 points

Do Internet Activity on page 7.  Answer the questions completely. 

_____ SciLinks Activity:  The nature of waves  5 points

Investigate the nature of waves using the keyword HSM1017.  Complete the worksheet from the teacher. 
 

_____ Figure 1 (page 4)  5 points

Imagine you are on the leaf shown in Figure 1. 

• Describe your motions.  How could you get to shore?  Would the waves carry you to shore?

_____ Constructing a Transverse Wave  5 points  (pg.11)

• Use yarn and tape to construct a transverse wave on a piece of construction paper.
• Create another transverse wave below the first but increase the amplitude of the wave while keeping it’s frequency constant.
• Explain what increasing the amplitude represents.
• Construct another wave but change the frequency.
• What happened to the wavelength when the frequency was changed?

_____ Standardized Test Prep  5 points

Complete the Standardized Test Prep on pages 24 & 25

_____ Interpreting Graphics  5 points 

Use the diagram of waves a. b. and c. in question #18 on page 23 to answer the following questions:

1. Which wave has the longest period?  How did you know?
2. Which wave has the greatest amplitude?  How did you know?
3. Which wave has the highest frequency?  How did you know?
4. Which wave has the highest pitched sound?  How did you know?

_____ Crossword Puzzle  10 points

Create a crossword puzzle using all 14 chapter vocabulary words.  The puzzle must contain a clue for each term.  An answer key must be provided. 

_____ Concept Map  (pg. 23)  10 points

Design a blank concept map using the terms provided in problem #13 on page 23.  Provide an answer key. 

_____ Pitch of a Rubber band 10 points (pg.10)

• Pluck a rubber band so that it makes a tone.  Change the length of the rubber band so that the tone changes pitch. 
• Explain what caused the pitch change.

_____ Wave Examples 10 points (pg.8)

Reconstruct the following chart and complete it for 10 examples of waves that you can find in everyday life.

Example of Wave

What makes it a wave?

Transverse, Longitudinal or Surface Wave? 

1.

2.

3… 
 
 
 

_____ Musical Instrument 20 points

Using a shoebox and 3 to 4 rubber bands, design and build a musical instrument. 10 pts.  Play a recognizable song.  

_____ Waves are Child’s Play  10 points

Find a child’s toy that makes sound.  Investigate the differences in pitch and loudness and how they can be changed.  Present your findings to the class. 

_____ Skills Practice Lab 20 points

Complete the Skills Practice Lab on pages 20-21. 

_____ Research Resonance  10 points (pg.18)

Conduct research to learn how resonance affects the sounds produced by different musical instruments.  Share your results by writing a report, by making a poster, or by playing a musical instrument.  

_____ Career Research  10 points (pg.11)

Research examples of jobs where a person would need to figure out amplitude, wavelength, frequency, or wave speed.  Report your findings in an informational poster to be shared with the class. 

_____ Power Point  10 points

Design a presentation that informs the viewer of the following things:  What a wave is, the different part of a wave, describe the differences between a transverse wave and a longitudinal wave, identify and describe four wave properties. 

_____ Skit 10 points

Along with 2 or 3 of your classmates, demonstrate the properties of a longitudinal wave and a transverse wave, be creative, and use props.   

_____ Study Guide Review 10 points 

_____ R.A.F.T.  20 points 
 

1.

President

Earthquake Survivor

Letter of support

Waves affect us all 

2. 

Middle School Student

Space Aliens

Poem

Medium is not just a size 

3. 

Boss

Someone newly hired

An important email

There’s a difference between constructive & destructive interference 

4. 

Surfer

6:00 Newscast Audience

A news story

Timing is everything 

5.

Storyteller

Middle School student

Comic Strip

Not all waves are the same 

6.

Sound wave

Other sound waves

Obituary

We can’t last forever 

7.

Wave

Medium

Classified Ad

I need you 

8.

Paula Abdul

American Idol Contestant

Try out criticism

Work on your waves 

9.

Teacher

Student

Worksheet (with answer sheet)

Transverse and Longitudinal wave similarities & differences 

10.

Fishing Boat

Dock

Postcard

Motion of the Ocean 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

All students will complete the Waves and Vibrations Test for a possible 30 points.  Students will also be expected to orally defend vocabulary and main topics they learned in this unit.