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Extra resources for Machines & Inventions, Factoscope
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It will still correctly strike the target. • Staring Array Missile Guidance System uses sensors, usually infrared light sensing, to guide a missile. • Terrain Contour Matching is a navigation system used to increase the accuracy of a missile by using an on-board map of the terrain. Ballistic missiles are guided only during the powered phase of their flight. Cruise Missile Cruise missiles are guided missiles that are designed to carry a conventional or nuclear warhead. They can hit their targets hundreds of miles away with deadly accuracy.
Crackles are sounds indicating the evidence of fluid in the lungs. X-Ray X X-ray Microscope The X-ray microscope is an instrument that -rays are electromagnetic radiations. Wilhelm Roentgen, a German physicist, discovered X-rays in 1895. X-rays are used in medicine for medical analysis. They are used in industries to check the quality of many mass produced goods. They are used in airports to check luggage. Scientists and archaeologists also use X-rays to examine materials. produces images of very small objects using Xrays.
The path of the missile is controlled either by radio signals or by internal devices. These missiles are very deadly because they can even chase and destroy a moving target such as an airplane. During World War II, Germany developed the first guided missiles used in combat. Ballistic Missile • Anti-Tank Guided Missiles are guided missiles developed primarily to hit and destroy armored tanks. • The Kettering Bug was the first cruise missile developed in 1917 by the USA. • Laser guidance is a technique of guiding a missile to its target by means of a laser beam.