1. 1.When waves travel through a medium, WHAT do they transfer between the two points?
ENERGY

2. 2.Label the following on the diagram:
Wavelength
Trough
Crest
Amplitude
cycle

3. AMPLITUDE
FREQUENCY
3.What is the direct measure of the waves energy called?
4.The number of waves that pass a certain point at a given time is the ______________ of the wave.

4. What is the highest part of the wave called?
CREST

5. Transverse Draw a longitudinal wave. Draw a transverse wave.
Which one moves the particles of the medium perpendicular to the direction of the Energy transport?
Which one moves the particles of the medium parallel to the direction of the
Energy transport?
Transverse
LONGITUDINAL

6. In a longitudinal wave, the areas were the coils are farthest apart are called?
RAREFACTIONS

7. DECREASES
HERTZ
As the wavelength of a wave gets longer, the frequency?
The frequency of a wave is measured in units called?

8. Which wave below has high frequency but low amplitude?
Which wave below has the highest frequency?

9. MECHANICAL WATER AND SOUND
What type of wave requires a medium to pass through?
MECHANICAL
Which two are examples of mechanical waves requiring a medium to pass through?
a. water b. radio c. light d. sound
WATER AND SOUND

10. What type of waves do NOT require a medium to pass through, they may move through a vacuum such as space? Mechanical or electromagnetic? Give examples.
ELECTROMAGNETIC: LIGHT RADIO MICROWAVE INFRARED X-RAY GAMMA

11. The speed of a wave is it’s wavelength multiplied by it’s ____________?
Frequency
amplitude
vibration
reflection
FREQUENCY

12. 1,493 m/s Carbon dioxide Sound waves travel slowest through?
At what speed through water at 25 degrees Celsius?
1,493 m/s
Compare the speed of SOUND through WATER and AIR?
FASTER THRU WATER

13. SIESMIC WAVES Changes directions when passing thru a different medium:
Choose from these words: resonance, reflection, refraction, seismic waves, constructive interference
Changes directions when passing thru a different medium:
REFRACTION
A light ray hitting a surface and bouncing off.
REFLECTION
Waves produced by earthquakes:
SIESMIC WAVES

14. RESONANCE CONSTRUCTIVE WAVE DIFFRACTION
Choose from these words: resonance, reflection, refraction, seismic waves, constructive interference
When vibrations match an object’s natural frequency and travel through it:
RESONANCE
Two waves combine and make a larger wave:
CONSTRUCTIVE WAVE
Bending of waves around a barrier:
DIFFRACTION