• Little girl with injured leg in clinic, space for text. First aid
    id: 245989699
  • Small metal magnetic balls as background, closeup
    id: 239755601
  • Small metal magnetic balls as background, closeup
    id: 239755598
  • Prism
    id: 230932148
  • Refraction, wave propagation change in direction
    id: 230750710
  • A physical experiment with a liquid and waves
    id: 221671737
  • Magnet and earth. Elements of this image furnished by NASA
    id: 212657049
  • Macro focus compass on black background
    id: 211444834
  • Foucault Pendulum From Above
    id: 209493285
  • two ring magnets isolated on white background with clipping path
    id: 206581899
  • Radiometer
    id: 182385907
  • Part of the Observatory on Mauna Kea, Hawaii
    id: 181410559
  • Fensterquarz Brasilien
    id: 179175009
  • Colorful micro crystals in polarized light
    id: 149742394
  • Colorful micro crystals in polarized light
    id: 149703615
  • Plasma disk
    id: 143825574
  • Thermometer
    id: 130790003
  • set of weights on graph paper
    id: 122794809
  • Measurement watches
    id: 120946898
  • Funktionsmodell Hammerwerk
    id: 120034181