Physics Unit 3 Key Words 3.0 / 5 based on 1 rating ? PhysicsGCSEAQA Created by: Han2812Created on: 23-04-13 13:28 What wave/ray is ionising, has a high frequency and a short wavelength? X-Rays 1 of 11 What wave is non-Ionising, has a high frequency and is used in pre-natal scanning? Ultrasound 2 of 11 Every transparent material has this (R.I) Refractive Index 3 of 11 What is the name of when waves change direction as they enter a different medium? Refraction 4 of 11 What is a type of lens that is convex, produces an inverted image, and is used in magnifying glasses? Converging Lenses 5 of 11 What is a type of lens that is concave and produces virtual images? Diverging Lenses 6 of 11 What makes an object bigger than it is - made from a converging lens? And how? Magnifier by magnification 7 of 11 What do most creatures on the planet have two of, has a high refractive index, can focus on far and near points and is used to see? The Eye 8 of 11 What happens when the Angle of Incidence is greater than the Critical Angle? Total Internal Reflection 9 of 11 What uses T.I.R? Optical Fibres 10 of 11 What is full of O.F use T.I.R? Endoscopes 11 of 11
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