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10. Name ________________________________<br />
Go to the web site www.darvill.clara.net/emag<br />
Name How they’re made Uses Dangers<br />
Gamma rays<br />
X-Rays<br />
Ultra-Violet<br />
Light<br />
Visible Light<br />
Infra-Red<br />
Microwaves<br />
Radiowaves<br />
They're given off by stars, and some<br />
radioactive substances.<br />
An X-Ray machine fires off a controlled<br />
beam of electrons and with enough<br />
energy it will produce X-Rays.<br />
It is made by special lamps and is<br />
given off by the Sun.<br />
Light waves are given off by anything<br />
that is hot enough to glow.<br />
They are given off by hot objects.<br />
They are given off by various<br />
transmitters.<br />
Radiowaves are made by various<br />
transmitters, stars, sparks, and lightning.<br />
To kill cancer cells and in radiotherapy<br />
X-Rays are used in airport security to<br />
see inside people and are used by<br />
astronomers to find x-ray emitting<br />
objects in the universe.<br />
Getting a sun tan, detecting forged bank<br />
notes, make clothes grow, sterilise<br />
products, kill microbes, and produce<br />
vitamin D in the body.<br />
To see and they are also used in disc<br />
players, laser printers, and weapon<br />
aiming systems.<br />
They are used in remote controls, video<br />
recorders, heat injuries, cameras, and<br />
night sights.<br />
Microwaves cook food, allow wifi,<br />
speed cameras, radars, etc. to function.<br />
Used in communication devices.<br />
Can cause cell damage,<br />
cancer, and mutations.<br />
Can cause cell damage<br />
and cancers.<br />
Damage to retinas, sunburn,<br />
and skin cancer.<br />
Damage to retinas.<br />
Overheating<br />
Can cause cataracts in<br />
your eyes and prevent<br />
wifi, speed cameras, and<br />
radars from working.<br />
Believed to cause cancer,<br />
leukemia, and other<br />
disorders.<br />
_____ Frequency _____ frequency,<br />
Short wavelength ______ Wavelength<br />
45