week 24 – physical science

Week 24 – Physical Science

Light & Sound

Standard S7P4.a

• Identify the characteristics of electromagnetic and mechanical waves.

Standard S8P4.b

• Describe how the behavior of light waves is manipulated causing reflection, refraction, diffraction, and absorption.

Standard S7P4.c

• c Explain how the human eye sees objects and colors in terms of wavelengths.

Standard S8P4.d

• Describe how the behavior of waves is affected by medium such as air, water, solids.

Standard S8P4.e

• Relate properties of sound to everyday experiences

Standard S8P4.f

• Diagram the parts of the wave and explain how the parts are affected by changes in amplitude and pitch.

Monday Warm Up (121)

• Describe a wave.

Pretest - Waves

• 1. What type of wave MUST have matter through which to travel?– A. a longitudinal wave– B. a light wave– C. a mechanical wave– D. an energy wave

• 2. What will happen if you increase the frequency of a sound wave?– A. You will hear a higher pitched sound.– B. You will hear a lower pitched sound.– C. You will hear a louder sound.– D. You will hear a softer sound.

• 3. Which of the following properties of sound waves is related to the loudness of a sound?– A. amplitude– B. frequency– C. speed– D. wavelength

• 4. Longitudinal waves are made up of– A. crests and troughs– B. compressions and rarefactions– C. matter and energy– D. matter and space

• 5. When a vibrating tuning fork is held close to an acoustic guitar, one of the guitar strings starts vibrating and a faint sound is heard. This is an example of– A. sonar– B. interference– C. ultrasonography– D. resonance

• 6. Which of the following waves has the shortest wavelength?– A. gamma ray– B. infrared ray– C. visible light– D. X-ray

• 7. As the wavelength along the electromagnetic spectrum increases, how does the frequency change?– A. It increases– B. It decreases– C. It stays the same– D. It is impossible to tell

• 8. Light waves will bend when they pass through a thin slit. This is an example of– A. diffraction– B. interference– C. reflection– D. refraction

• 9. Which of the following can produce a real image?– A. a plane mirror– B. a concave mirror– C. a concave lens– D. a convex mirror

• 10. A transverse wave is made up of– A. light and sound– B. matter and sapce– C. compressions and rarefactions– D. crests and troughs

• Waves: Energy in Motion

Tuesday Warmup (121)Week 24

• Describe two types of waves.

Wave GizmoExplorelearning.com

• Following directions

• Answer all questions on sheet.

Wednesday Warm Up (121)

• Draw a wave that has a wavelength of 4 cm and an amplitude of 2 cm.

Cornell notes p. 574 - 579

• What is a wave• Wave energy vs. wave motion• Medium• Mechanical wave• Electromagnetic wave• Transverse waves• Longitudinal waves• Surface waves• Diagram of wave fig. 6• Section Review p. 579

Thursday Warmup (121)

• How do sound waves travel?

Cornell Notes p. 580-583Section Review p. 583

• Amplitude

• Wavelength

• Frequency

• Wavespeed

• Relationship between frequency and wavelength

• Amplitude

• Wavelength

• Frequency

• Wavespeed

• Amplitude

• Wavelength

• Frequency

• Wavespeed

• Amplitude

• Wavelength

• Frequency

• Wavespeed

• Amplitude

• Wavelength

• Frequency

• Wavespeed

• Amplitude

• Wavelength

• Frequency

• Wavespeed

Friday Warm Up (121)

• Compare and contrast transverse and longitudinal waves.

Cornell notes P. 584 – 587Section Review p. 587

• Reflection• Refraction• Dispersed• Diffraction• Interference• Diagrams of constructive and desstructive

interference (fig. 4)• Standing wave• resonance

week 24 – physical science

Documents

wave gizmoexplorelearning

type of wave

following waves

wavewave energy

behavior of waves

mechanical waves

faint sound

louder sound