Wavelength Study guides, Class notes & Summaries
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AQA GCSE COMBINED SCIENCE: TRILOGY 8464/P/2H Physics Paper 2H Version: 1.0 Final *JUN238464P2H01* IB/M/Jun23/E8 8464/P/2HQUESTION PAPER & MARKING SCHEME/ [MERGED] Marl( scheme June 2023
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GCSE 
COMBINED SCIENCE: TRILOGY 
8464/P/2H 
Physics Paper 2H 
Version: 1.0 Final 
*JUN238464P2H01* 
IB/M/Jun23/E8 8464/P/2H 
For Examiner’s Use 
Question Mark 
1 
2 
3 
4 
5 
6 
7 
TOTAL 
Friday 16 June 2023 Morning Time allowed: 1 hour 15 minutes 
Materials 
For this paper you must have: 
• a protractor 
• a ruler 
• a scientific calculator 
• the Physics Equations Sheet (enclosed). 
Instructions 
• Use black ink or black ball-point pen. 
• Pencil should only be used for drawing. ...
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AQA AS PHYSICS 7407/1 Paper 1 Question Paper + Mark scheme [MERGED] June 2022 *JUN227407101* IB/M/Jun22/E8 7407/1 For Examiner’s Use Question Mark 1 2
- Exam (elaborations) • 61 pages • 2023 Popular
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AQA 
AS 
PHYSICS 
7407/1 
Paper 1 
Question Paper + Mark scheme [MERGED] 
June 2022 
*JUN* 
IB/M/Jun22/E8 7407/1 
For Examiner’s Use 
Question Mark 
1 
2 
3 
4 
5 
6 
7 
8 
TOTAL 
Materials 
For this paper you must have: 
• a pencil and a ruler 
• a scientific calculator 
• a Data and Formulae Booklet 
• a protractor. 
Instructions 
• Use black ink or black ball-point pen. 
• Fill in the boxes at the top of this page. 
• Answer all questions. 
• You must answer the questions in...
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Bio Beyond Unit 6 Energy Challenge Photosynthesis Exam
- Exam (elaborations) • 8 pages • 2023
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Bio Beyond Unit 6 Energy Challenge Photosynthesis Exam 
What is meant by the term wavelength? Select the best answer: - ANSWER Distance between two peaks 
 
Looking at the image to the right, which categories of light exist other than visible light? Select all that apply: - ANSWER Radio 
 
Infrared 
 
X-Rays 
 
Gamma Rays 
 
Which particular photons do you think contribute most to photosynthesis? - ANSWER blue photons 
 
What do you think is happening to the green ligh...
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LASER HAIR REMOVAL EXAM QUESTIONS AND ANSWERS
- Exam (elaborations) • 10 pages • 2023
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LASER HAIR REMOVAL EXAM 
QUESTIONS AND ANSWERS 
LASER - Answer ️️ -Light amplification by the stimulated emission of radiation 
Light consist of many wave lengths - Answer ️️ -Laser consist of just one 
The FDA approved lasers for permanent hair reduction - Answer ️️ -In. 1997 
When was the Ruby crystal laser invented - Answer ️️ -In 1960 
The Ruby crystal uses what wavelength - Answer ️️ -694 nm 
In 1960 the ruby crystal was invented and used for - Answer ️️ -Dermatology...
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STRAIGHTERLINE CHEMISTRY FINAL EXAM TEST WITH COMPLETE SOLUTIONS
- Exam (elaborations) • 42 pages • 2023
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What is the term used for findings that are summarized based on a pattern or trend? 
a. Law 
b. Hypothesis 
c. Theory 
d. Phenomena 
e. Prediction - a. Law 
Which of the following is a tentative explanation for a set of observations? 
Select one: 
a. Law 
b. Hypothesis 
c. Theory 
d. Phenomena 
e. Prediction - b. Hypothesis 
If a liquid contains 60% sugar and 40% water throughout its composition then what is it 
called? 
Select one: 
a. Solute 
b. Compound 
c. Homogeneous mixture 
d. Heterog...
And that's how you make extra money
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ARDMS SPI STUDY GUIDE QUESTIONS AND ANSWERS ALREADY PASSED
- Exam (elaborations) • 35 pages • 2023
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ARDMS SPI STUDY GUIDE QUESTIONS AND ANSWERS ALREADY PASSED 
In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... Remain the Same because stiffness and density affect Propagation Speed. 
What is the audible range? 20-20,000Hz 
>20,000Hz=Ultrasound 
Frequency is measured in Hertz (Hz) is Cycles per Second 
Not affected by sonographer 
Increase Frequency; Decrease Depth 
A period is the length of time it takes for one complete wavelength to pass a fixed poin...
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Edelmen's SPI Exam Review Test Answered 100% Correctly!
- Exam (elaborations) • 31 pages • 2023
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Edelman SPI review questions & Answers 2023. 
______ is the distance covered by one cycle. 
a) pulse length 
b) wavelength 
c) cycle distance 
d) cycle duration 
 
______ is the time to complete one cycle 
a) pulse duration 
b) pulse period 
c) period 
d) duration period 
 
________ is a redirection of an ultrasound bean in many directions as a result of a rough boundary between two media: 
a) refraction 
b) Rayleigh Scattering 
c) scattering 
d) reflection 
 
_________ resolution is...
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ABO PRACTICE EXAM PART ONE: the wavelength of the infrared waves
- Other • 3 pages • 2023
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the wavelength of the infrared waves in the 
electromagnetic spectrum are - √Answer :longer than 
visible red light waves 
Quiz :the Geneva Lens Measure is calibrated for a 
refractive index of - √Answer :1.530 
Quiz :A lens made from 2 convex surfaces - √Answer 
:has against motion 
Quiz :A lens reads +4.25D in the vertometer. If the 
ocular curve is -4.00D, what is the front base curve? - 
√Answer :+8.25D 
Quiz :Which of these front base curves would be 
suitable for a -300D meniscus l...
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AQA AS PHYSICS 7407/1 Paper 1 Version: 1.0 Final *JUN237407101* IB/M/Jun23/E7 7407/1QUESTION PAPER & MARKING SCHEME/ [MERGED] Mark scheme June 2023
- Exam (elaborations) • 58 pages • 2024
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AQA 
AS 
PHYSICS 
7407/1 
Paper 1 
Version: 1.0 Final 
*JUN* 
IB/M/Jun23/E7 7407/1 
For Examiner’s Use 
Question Mark 
1 
2 
3 
4 
5 
6 
TOTAL 
Wednesday 17 May 2023 Morning Time allowed: 1 hour 30 minutes 
Materials 
For this paper you must have: 
• a pencil and a ruler 
• a scientific calculator 
• a Data and Formulae Booklet 
• a protractor. 
Instructions 
• Use black ink or black ball-point pen. 
• Fill in the boxes at the top of this page. 
• Answer all questions. 
• Yo...
-
ETA Fiber Optics Certification Exam Questions and Answers
- Exam (elaborations) • 7 pages • 2023
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ETA Fiber Optics Certification Exam Questions and Answers 
Light is electromagnetic energy with a _________ frequency and a ________ wavelength compared to radio waves. - ANSWER Higher, Shorter 
 
What type of light is used in Fiber Optic Transmissions - ANSWER Infrared or IR 
 
What are the four items needed for a Fiber Optic System to work? - ANSWER Transmitter, Fiber Cable, Receiver, Connectors 
 
1mW is the same as what in dBM? - ANSWER 0 or absolute power 
 
...
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