Science Vocabulary Quiz Crossword
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
                             
 
 
Down: 1) the distance between two crests or two troughs of a wave.2) Optical telescope that uses a double convex lens to bend light and form an image at the focal point.3) Point on the optical axis of a mirror or lens where the rays traveling parallel to the optical axis pass through.5) Optical telescope that uses a concave mirror to focus light and forms an image at the focal point.7) Of or relating to the invisible part of the electromagnetic spectrum.9) Device that emits a narrow and intense beam of light or other radiation.12) Lens that is thicker around the edges than in the middle.13) The amount of waves per second.15) Light that can be seen or perceived by the human eye.17) Smallest unit of light or electromagnetic energy, having no mass and no electric charge. Across: 4) States when a wave is reflected, the angle of incidence is equal to the angle of reflection.6) Change in direction of a wave when it changes speed as it travels from one material into another.8) Light that bounces back when it travels from one material to another.10) The act, process, or degree of magnifying.11) Complete range of electromagnetic wave frequencies and wavelengths.14) Lens that is thicker in the middle than at the edges.16) Material through which a wave travels through.18) Has electromagnetic radiation that has wavelengths shorter than those of the visible light spectrum, but longer than those of an x-ray.19) Narrow beam of light traveling in a straight line.20) Transparent object that has at least one curved surface that causes light to bend.21) Distance along the optical axis from the center of a mirror or lens to the focal point.
 

 

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