Ultrasonic Digital
What are the definitions of these terms of physics?
1. Crest - 2. Electromagnetic radiation - 3. Ultrasound - 4. Analog - 5. Amplitude - 6. Hollow - 7. sound waves - 8. Frequency - 9. Digital - 10. Geosynchronous orbit -:] Thanks
1. Crest - the point on a wave with the largest positive value or displacement up in a cycle. 2. Electromagnetic radiation - a plethora of wave disturbance in space which is the self-perceived phenomenon by the human eye as light. 3. Ultrasound - A term of trade for the use of high intensity acoustic energy change material 4. Analog? (To be more precise) 5. Amplitude - The magnitude of change in an oscillating system. 6. Pit - in front of Crest 7. - Waves sound vibrations transmitted by an elastic solid, liquid or gaseous, consisting of frequencies that can be detected by the organs of hearing. 8. Frequency - A measure of the number of occurrences of a repeating event per unit time. 9. Digital - a digital system uses discrete (or discontinuous) values to represent information for input, processing, transportation, storage, etc. 10. Geosynchronous orbit - an orbit around the Earth with an orbital period corresponding to the period of the Earth sidereal rotation.
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Safe, easy Attack Wave Pestrepeller drives and keeps pests away! Effective and environmentally safe, the Pestrepeller herds out mice, rats, cockroaches, fleas, crickets, ants and other common pests... no chemicals or batteries! Just plug in and ultrasonic waves produce strong sound pressure to attack pests' auditory and nervous systems... |
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Give pests their eviction notice, up to 4,000 sq. ft.! SAVE BIG! Repel dogs, cats, deer, raccoons, armadillos, opossums, bats and other pests from yards, gardens, warehouses, garages, basements, attics, restaurants, barns... |
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Drive away unwelcome animals the fast, effective, humane way with this solar-powered pest repeller. Its motion sensor activates ultrasonic sound waves that chase animals out of your yard. No wires or batteries needed... |
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