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Science Words
Term | Definition |
---|---|
Electromagnetic Radiation | Energy that can travel through space in the form of waves |
Visible Light | Light humans can see |
Wavelength | The distance between the crest of one wave and the crest of the next wave |
Spectrum | A range of colors with different wavelengths |
Telescopes | Are instruments that collect and focus light and other forms of Electromagnetic Radiation |
Universe | All of space and everything in it |
Optical Telescopes | A telescopes that uses lenses or mirrors to collect and focus visible light |
Refracting Telescope | Is a telescope that uses convex lenses to gather and focus light |
Reflecting Telescopes | Uses a curved mirror to collect and focus light |
Radio Telescopes | Detects radio waves from objects in space |
Parallax | Is the apparent change in position of an object when you look at it from different places |
Light-Year | Is the distance that light travels in one year |