Download Waves/ Sound/ Light WS - Mr Bernabo at Affton High School

Waves/ Sound/ Light WS
Name:_______________________________
1.) Waves carry ____________ from one place to another.
2.) When water waves travel to the right and reach a boat, how will the boat move?
3.) Define medium:
4.) The only wave that does not need a material to travel through is _________________.
5.) Waves that need a material to move through are called _________________________ waves.
6.) The two main types of waves are __________________ and ____________________ waves.
7.) In ____________________ waves the medium vibrates left and right as the wave travels to the right.
8.) In ____________________ waves the medium vibrates up and down as the wave travels to the right.
Label the following 4 things
13.) Define frequency:
14.) What are the units on frequency_______
15.) A wave with a large ________________ has a lot of energy.
16.) If you shake a rope with a low frequency the wavelength will be _________________.
17.) The only thing that determines the speed of a wave is the ____________________.
18.) If a rope is vibrated more frequently, the speed of the wave will____________________.
19.) What is the equation relating: frequency, speed, and wavelength of a wave?
20.) What is the speed of wave with a wavelength of 2.3 m and is 5.4 Hz?
21.) What is the wavelength of a wave that travels at 17 m/s and has a frequency of .85 Hz?
22.) Fill in the blanks below for the type of wave ( incident, transmitted, reflected)
__________Wave
Before
__________Wave
__________Wave
After
23.) Draw the during and after pictures
Before
During
After
What type of interference is shown above?____________________
24.) Draw the during and after pictures
Before
During
What type of interference is shown above?____________________
After
25.) Which was created by shaking the rope faster?
26.) Define resonance
27.) Sound is a ___________________ wave and light is a ___________________________wave.
28.) The frequency of sound determines its ____________________ and the frequency of a light wave
determines its _______________.
29.) The amplitude of a sound wave is how ___________________ the sound is.
30.)Label the following 3 things on the wave below
31.) The waves below have different _________________--
32.) Which sound will travel the fastest?
low pitch sound through air
high pitch sound through air
medium pitch sound through water
33.) The Doppler affect changes the Amplitude or frequency or speed of wave?
35.) What does sound source have to be doing in order for the Doppler effect to be noticed?
34.) If a car horn driving very quickly towards you, how would it sound different?
35.) If a flashlight was moving very quickly towards you, how would the light look different?
36.) If an object is moving faster than the speed of sound (__________ one) it will create a _________
________.
37.) If 2 speakers produce sounds that have destructive interference, then they will sound different how?
38.) To make an electromagnetic wave is created by _____________ing a ____________ particle.
39.) Circle all that an electromagnetic wave can travel through:
solid, liquid, gas, empty space.
40.) List 4 types of electromagnetic waves:
41.) What happened to the light beam as shown by the picture below when it reaches the object?
42.) An object you can’t see through is called _________________
43.) An object that transmits light well is called____________________
44.) An object that reflects and absorbs most of the light that reaches it is called ____________________.
45.) Which slows light down more: an object with an index of refraction of 1.2 or one with an index of
refraction of 2.2?
46.) What is the speed of light through an object with an index of refraction equal to 2.9?
47.) Draw the beam of light when it enters and exits a piece of glass. Think of the sled.
48.) Define refraction:
49.) How does regular reflection look different than diffuse reflection?
50.) What about the surface of an object determines if it will show regular or diffuse reflection?
51.) Draw the reflected light beams