electromagnetic spectrum
نص القصة المصورة
- extends from the long wavelength, or red, end of the visible-light range to the microwave range. Invisible to the eye, it can be detected as a sensation of warmth on the skin.
- Radio waves- best-known for their use in communication technologies, such as television, mobile phones and radios. These devices receive radio waves and convert them to mechanical vibrations in the speaker to create sound waves.
- Microwaves- These waves are themselves called microwaves because they're short (and micro- means "small"), similar to radio waves.
- Without light, our eyes would not be able to see images of anything. it TO SEE Visible light is extremely important to humans, we use
- Gamma-rays have the smallest wavelengths and the most energy of any other wave in the electromagnetic spectrum. These waves are generated by radioactive atoms and in nuclear explosions.
- ultra violet rays energy that comes from the sun. Ultraviolet radiation that reaches the Earth's surface is made up of two types of rays, called UVA and UVB. Ultraviolet radiation also comes from sun lamps and tanning beds.
- X-ray imaging creates pictures of the inside of your body. The images show the parts of your body in different shades of black and white.
- DREAMING
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- NEXT DAY
- You too!
- GOODLUCK!
- Let us now start our recitation for today!
- It's Visible light sir
- ELECTROMAGNETIC SPECTRUM
- That is correct!
- Denice, Can you please answer this question?
- which part of the spectrum is the only section that you can see with your bare eye?
- CLASSMATE: *CLAPPING*
- *CLAPPING*
تم إنشاء أكثر من 30 مليون من القصص المصورة