The electromagnetic spectrum
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| Transverse waves that transfer electrical and magnetic energy. | ||
| consists of vibrating electric and magnetic fields that move through space at the speed of light | ||
| energy that can travel through space in the form of electromagnetic waves | ||
| light that vibrates in only one direction | ||
| The ejection of electrons from a substance when light is shined on it. | ||
| a tiny particle or packet of light energy | ||
| the complete range of electromagnetic waves placed in order of increasing frequency | ||
| electromagnetic waves with the longest wavelengths and lowest frequencies | ||
| Radio waves with the shortest wavelengths and the highest frequencies | ||
| a system that uses reflected radio waves to detect objects and measure their distance and speed | ||
| Electromagnetic waves with wavelengths shorter than radio waves, but longer than visible light | ||
| an image that shows regions of different temperatures in different colors | ||
| electromagnetic waves that are visible to the human eye | ||
| Electromagnetic waves with wavelengths shorter than visible light, but longer than x-rays | ||
| electromagnetic waves with wavelengths shorter than ultraviolet rays, but longer than gamma rays | ||
| electromagnetic waves with the shortest wavelengths and highest frequencies | ||
| Word used to describe an object that can be seen because it reflects light | ||
| Word used to describe an object that can be seen because it emits light | ||
| An instrument used to view the different colors of light produced by different light sources | ||
| Light bulb that glows when a filament inside it gets white hot | ||
| Incandescent light bulb containing a tungsten filament ad a halogen gas | ||
| Light bulb that glows when an electric current causes ultraviolet rays to strike a coating inside a tube | ||
| Light bulb containing neon or argon gas along with a small amount of solid sodium or mercy | ||
| Glass tube containing neon gas that produces light | ||
| properties of electromagnetic waves can be explained | ||
| travel at the same speed in a vacuum , but they have different wavelengths and different frequencies | ||
| is made up of radio waves, infrared rays, visible light, ultraviolet rays, X-rays, and gamma rays | ||
| common types of light bulbs | ||
| send out, or broadcast, radio waves in all directions | ||
| carry information from the antenna of a broadcasting situation to the receiving antenna of your radio or television | ||
| is a method of transmitting signals by changing the amplitude of a wave | ||
| is a method of transmitting signals by changing the frequency of a wave | ||
| transmit and receive signals using high frequency microwaves | ||
| a cellular system is divided into many small cells | ||
| Connecting wires link all towers to a hub | ||
| transmits and receives radio signals | ||
| receive radio, television, and telephone signals and relay the signals back to receivers on Earth |