Physics crossword 15 0.0 / 5 ? PhysicsGeneralA2/A-levelOCR Created by: EMHartley13Created on: 02-06-17 11:17 73256418 Across 1. the angle (in radians) moved per second (7, 9) 6. a quantity that has magnitude but no direction (6) 8. when a material deforms in a way such as it regains its original shape after deformation (7, 11) Down 2. a repeat of a mathematical operation, often used in modelling (9) 3. the exchange particle that mediates the strong nuclear force (5) 4. an uncharged particle composed of two down quarks and one up quark (7) 5. a vecor quantity, the distance per unit time travelled in a specified direction (8) 7. materials which are composed of tiny crystal grains. Within each grain the material shows an ordered structure but the orientation of each individual grain is random (15)
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