1) I have the longest wavelength and lowest frequency a) Gamma Ray b) Infrared c) Microwave d) Radio Wave 2) I am used in cooking and in RADAR technology. a) Gamma Ray b) Infrared c) Microwave d) RadioWave 3) I help you see heat signatures and are used in night vision cameras. a) Gamma Ray b) Infrared c) Microwave d) Ultraviolet 4) I am the only part of the EM spectrum visible to the human eye. a) Gamma Ray b) Infrared c) Ultraviolet d) Visible Light 5) I can cause sunburn but also help the body produce Vitamin D. a) Infrared b) Radio Wave c) Ultraviolet d) Visible Light 6) I can pass through soft tissues but not bones. Doctors use me for imaging a) Gamma Ray b) Ultraviolet c) X-ray d) Visible Light 7) I have the highest frequency and energy, used to treat cancer but also very dangerous in high doses. a) Gamma Ray b) Radio Wave c) Ultraviolet d) Visible Light

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