Electromagnetic Spectrum

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  • Created by: Leggett14
  • Created on: 21-04-15 19:01
Which type of electromagnetic radiation has the lowest energy?
Radio Waves
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Which type of electromagnetic radiation has the highest frequency?
Gamma Rays
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Which type of electromagnetic radiation has the shortest wavelength?
Gamma Rays
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What can split white light into its component colours?
Prism
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Which colour of light is refracted the furthest?
Violet
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Which type of electromagnetic radiation travels faster?
All of the waves travel at the same speed in free space
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What is Gamma Radiation used for?
Killing cancer cells and sterilising food
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What are X-rays used for?
Medical images of bones
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What are Ultraviolet waves used for?
Detecting forged bank notes and tanning
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What is visible light used for?
To see things
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What is Infrared used for?
Optical fibre communication, remote controls, night vision
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What are microwaves used for?
Cooking, mobile phones, speed cameras
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What are radio waves used for?
Television signals, radio transmissions
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Which type of UV has the highest hazard level?
UVC
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What are the dangers of microwaves?
microwaves cause internal heating of body tissues
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What are the dangers of infrared radiation?
infrared radiation is felt as heat and causes skin to burn
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What are the dangers of Ultraviolet radiation?
ultraviolet radiation can cause cells to become cancerous, it can also cause blindness
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How can you avoid the harmful affects of UV light?
Wear UV blocking sunscreen to avoid skin cancer. Wear sunglasses and hats to protect eyes
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What are the dangers of X-rays?
X-rays damage cells causing mutations (may lead to cancer) and cell death
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How can doctors avoid the dangers of X-rays?
They can stand behind protective screens when taking X-rays
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What are the dangers of Gamma Radiation?
gamma rays damage cells causing mutations (cancer) and cell death
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Other cards in this set

Card 2

Front

Which type of electromagnetic radiation has the highest frequency?

Back

Gamma Rays

Card 3

Front

Which type of electromagnetic radiation has the shortest wavelength?

Back

Preview of the front of card 3

Card 4

Front

What can split white light into its component colours?

Back

Preview of the front of card 4

Card 5

Front

Which colour of light is refracted the furthest?

Back

Preview of the front of card 5
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