Physics 0.0 / 5 ? PhysicsWavesGCSEAQA Created by: Jammy41299Created on: 27-11-15 17:22 The wavelength compared to the size of Atom Its 5000x Bigger 1 of 22 How X-rays effect Photographic FIlm They turn it black where the rays hit 2 of 22 How X-rays effect bone and tissue Absorbed by bone Passes through soft tissue 3 of 22 A medical Use for X-Rays Diagnosing Broken Bones 4 of 22 What Happens to Ultrasound as it Passes a boundary Most Travels through but some get reflected 5 of 22 Why aren't X-Rays used to produce images of unborn babies They can cause cell mutations 6 of 22 Define Refraction Light Changing direction as it passes through a boundary into another material 7 of 22 How does a convex lens affect a parallel ray of light It causes it to Converge 8 of 22 How does a concave lens affect a parallel ray of light It causes it to diverge 9 of 22 Define FOCAL LENGTH Where rays of light meet 10 of 22 Equation For REFRACTIVE INDEX Sin i / Sin r 11 of 22 How Does a Magnifying glass work It Converges all the rays to 1 Point 12 of 22 Which Lens... SHORT SIGHT CONCAVE 13 of 22 Which lens... LONG SIGHT CONVEX 14 of 22 The aperture of a camera is similar to what part of the eye The PUPIL 15 of 22 The CCD of a Camera is similar to what part of the eye The RETINA 16 of 22 Equation... POWER P = 1/f 17 of 22 What is TOTAL INTERNAL REFLECTION Where the ANGLE OF INCIDENCE is beyond the CRITICAL ANGLE 18 of 22 Equation... REFRACTIVE INDEX 1/ Sin c 19 of 22 Where is TIR Used FIBRE OPTICS 20 of 22 Where will an object that is freely suspended come to res Directly below Where its hanging 21 of 22 How to you find the COM of a Regular Object Draw on lines of Symmetry 22 of 22
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