Slides (51)
1 - Pick Answer
Match the Vocaulary words
1. What is a Electromagetic wave?
- transverse wave that were produced by the motion of electrically particles and doesn't require a medium
2. What is a frequency?
- # of waves passing a point in 1 second
3. What is a Longitudunal wave?
- medium vibrates perpandicular to the direction of motion
4. What is a wave?
- rhythmic disturbances that carry energy through matter or space
2 - Leaderboard
3 - Pick Answer
Which way does a transverse wave move?
1. it moves up and down
2. It moves side to side
3. none of the above
4 - Leaderboard
5 - Pick Answer
Which way does a Longitudnal wave move?
1. up and down
2. perpandicular
3. they move the same direction
4. side to side
5. None of the above
6 - Leaderboard
7 - Pick Answer
What is a wave interaction?
When a wave meet another object or another wave
8 - Leaderboard
Winner Winner Chicken Dinner
9 - Pick Answer
What is Electromatic radiation? 2 answers
1. NoNe of the above
2. waves that dont require a meduim
3. the electric and magnetic components are perpandicular
10 - Leaderboard
11 - Pick Answer
What is a micorwave?
1. penetrates food and vibrats water and fat molecules to produce thermal enerygy
2. None of the above girly pop!
3. Slighly lower energy then visable light. Can raise the thermal energy of objects.
12 - Leaderboard
13 - Pick Answer
what is Ultaviolet Radiation?
1. all of the above
2. Small part of spectrum we can't see
3. slightly higher than visable light
4. none of the above
14 - Leaderboard
15 - Pick Answer
What are the types of UV radiation?
1. UVA,UVC,UVB
2. None of the above
3. UVW,UVT,UVX
16 - Leaderboard
17 - Pick Answer
Put the UV radiation types with their affects
1. UVC
- causes most harmful sterilization
2. UVA
- causes tanning and winkles
3. UVB
- causes sunburn and cancer
18 - Leaderboard
19 - Pick Answer
What is visable light?
1. small part of spectrum we can't see
2. small part of spectrum we can't see
3. don't know
4. None of the above
20 - Leaderboard
21 - Pick Answer
What is infared Radiation? There are two answers or maybe not *Wink*
1. None of the above
2. All of the above
3. Higher than UV
4. slighlty lower than visable light, can raise thermal energy of any object.
22 - Leaderboard
23 - Pick Answer
What is a gamma ray? *wink there are two anwer*
1. emittes by radio active atoms used to kill cancer cells
2. All of the above
3. The highest amount of enrgy on the EM spectrum
4. None of the above
24 - Leaderboard
25 - Pick Answer
What is a X-ray?
1. when someone has cancer and you trying to figure out why
2. Something higher than UV and can penatrate soft tussue but not bones
3. Whe you autotopsy a dead body.
26 - Leaderboard
27 - Pick Answer
What is a medium
1. Carries energy are caused by vibrations can do work and move objects
2. material which a wave transfers energy, such as solids liquids, gas, or combination.
3. Waves that carry energy.
28 - Leaderboard
29 - Image Choice
Mechanical waves must trave through a medium. They also cannot travel through a vaccum
1. False
2. True
3. I dont know
30 - Leaderboard
31 - Pick Answer
Waves carry energy vibrations are transfer of energy. As waves carry energy the particles in the medium move the direction of the motion
1. You suck
2. True
3. False
4. I don't know
32 - Leaderboard
33 - Image
Take a look at this image Pt1
34 - Pick Answer
Pt 2 What type of wave was that?
1. Longitudional
2. Horizontal
3. None of the above
35 - Leaderboard
36 - Text Slide
Velocity
37 - Pick Answer
What happened when its solid?
1. The molecules are close together and travel quickly
2. The molecules are farther apart
3. None of the above
38 - Leaderboard
39 - Bullet Points
Next lets talk about Interferance
1. Constructive: Brighter light
2. Destructive: Dimmer light
3. there are two types Constructive and destructive
40 - Pick Answer
Match them together
1. constructive
- brighter light
2. destructive
- dimmier light
3.
-
4. Interferance
- interaction between two or more waves
41 - Leaderboard
42 - Bullet Points
Lastly,
1. A change in wave frequency caused by movement of sound source, motion of the listener, or both
2. moving towards you means- the oitch sounds are higher
3. moving away from you means- picth sounds in lower
4. change in a wave frequency caused by moving wave source
43 - Pick Answer
QUIZZ TIME what happens when the frequency is moving towards you?
1. None of the above or I don't know
2. higher pitch
3. Lower pitch
44 - Leaderboard
45 - Pick Answer
What happend when the sounds are moving away from you?
1. there is a higher picth
2. None of the above
3. there is a lower pitch
46 - Leaderboard
47 - Leaderboard
48 - Leaderboard
49 - Bullet Points
How to solve which?
1.
2. Frequency: f= v/w
3. Velocity: V=w X f
4. Wavelength: w=v/f
5.
6.
7.
50 - Pick Answer
Find the velocity of a wave in a pool if the wavelength is 6.4m and the frequency is 0.75 Hz
4.8
51 - Leaderboard
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