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10.5 flashcards
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- 1LuminousAny object or substance that gives off its own light.
- 2IncandescentIncandescent objects give off light only when hot.
- 3BioluminescentLiving things that emit light without giving off heat.
- 4Non-luminousThings that are NOT luminous
- 5Visible spectrumWhite light that consists of many different colours
- 6DispersionThe separation of the colours that make up white light. Each colour is bent differently when it enters or leaves a glass prism.
- 7Electromagnetic radiationThe radiant energy such as radio waves, infrared, visible light, X-rays and gamma rays released by magnetic or electric fields
- 8Electromagnetic spectrumComplete range of wavelengths of energy radiated as electric and magnetic fields
- 9Radio wavesLow-energy waves that are used to communicate over long distances through radio, television, mobile phones and wi-fi.
- 10Infa-red radiationThis is emitted by all objects and is sensed as heat. It is invisible to humans
- 11Ultraviolet radiationIt is needed by humans to help the body produce vitamin D; however, too much exposure to ultraviolet radiation causes sunburn. Ultraviolet radiation has more energy than visible light.
- 12X-rayHigh energy electromagnetic waves that can be transmitted through solids and provide information about their structure
- 13Gamma raysEmitted by radioactive substances and larger stars, gamma rays have even more energy than X-rays and can cause serious damage to living cells.
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- El usuario ha eliminado su información de asignaturas Fichas sobre 10.5 flashcards, creado por Usuario eliminado el 02/11/2020.
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- Usuario eliminado · nov 2020
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- 2 nov 2020
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- Creado por Oyedele Oluwaseun · 2 nov 2020
- Copiado por Oyedele Oluwaseun · 2 nov 2020
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