What is sound??? hello world to day i am going to tell you about sound. sound is a bunch of little waves it travels slowly though air but faster in water . properties of sound sound has properties just like light sound is little vibrations that our ears hear. the properties of sound sound travels… Read more sound
hello world today i am going to tell you about light natural light vs artificial light natural light is light that is not made by a person for example sunlight, glow worms, oil lamps, and fireflies. artificial light is light that is made by a person for example fireworks, glow sticks, candles, and light bulbs.… Read more light