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2
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is the number of occurrences of a repeating event per unit of time.
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4
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is an opacification of the lens of the eye which leads to a decrease in vision.
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5
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electromagnetic radiation within the portion of the electromagnetic spectrum that can be perceived by the human eye.
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6
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are a type of electromagnetic radiation best-known for their use in communication technologies, such as television, mobile phones and radios
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7
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the emission or transmission of energy in the form of waves or particles through space or through a material medium
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8
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is a blood cancer caused by a rise in the number of white blood cells in your body.
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9
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is electromagnetic radiation (EMR) with wavelengths longer than those of visible light.
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10
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is the distance between identical points (adjacent crests) in the adjacent cycles of a waveform signal propagated in space or along a wire
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11
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is a thin layer of tissue that lines the back of the eye on the inside. It is located near the optic nerve.
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12
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can be used to treat cancer
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16
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a procedures kill all microorganisms.
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