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Unit 5
| Term | Definition |
|---|---|
| Wavelength | Wavelength is the distance between two adjacent crests or troughs of a wave. |
| Electromagnetic Spectrum | All these wavelengths and frequencies make up what is called the electromagnetic spectrum. |
| Spectrum | A spectrum is a continuous range of a single feature, in this case wavelength. |
| Probe | A space probe is an uncrewed vehicle that carries scientific instruments to distant objects in space. |
| Artificial Satellite | An artificial satellite is any human-made object placed in orbit around a body in space. |
| NASA | The National Aeronautics and Space Administration, or NASA, was formed in 1958. In 1961, President Kennedy announced his goal of sending humans to the moon. |
| Spinoff | A spinoff is a product that uses NASA technology and that benefits the public. |
| Launch | A launch is the process of setting a rocket or spacecraft in motion. |