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22.214.171.124 Sound & Light
Explain the relationship between the pitch of a sound, the rate of vibration of the source and factors that affect pitch. Describe how light travels in a straight line until it is absorbed, redirected, reflected or allowed to pass through an object. For example: Use a flashlight, mirrors and water to demonstrate reflection and bending of light. See this page. Energy comes in many forms, two of which are light and sound. Sound and light both travel and have factors that change how we observe them.
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Students will need to relate waves and energy to the outside world, a historic Japanese Tsunami that happened March 11 , Students are to illustrate and write a paragraph about the Japanese Tsunami. Use vocabulary words found in your hand-out when writing about the earthquake near Japan. Radio waves have photons with the lowest energies. Microwaves have a little more energy than radio waves. Infrared has still more, followed by visible , ultraviolet , X-rays and gamma rays. This is called the " wave-particle duality " of light.
S ound—it's almost impossible to imagine a world without it. It's probably the first thing you experience when you wake up in the morning—when you hear birds chirping or your alarm clock bleeping away. Sound fills our days with excitement and meaning, when people talk to us, when we listen to music, or when we hear interesting programs on the radio and TV. Sound may be the last thing you hear at night as well when you listen to your heartbeat and drift gradually into the soundless world of sleep. Sound is fascinating—let's take a closer look at how it works! Photo: Sound is energy we hear made by things that vibrate. Photo by William R.
Proceed to Checkout. Students can read, write, draw, graph, and self-assess all in one place. Product Name: Sound and Light Equipment Kit materials includes consumable and non-consumable materials. Adult supervision required. Keep uninflated balloons from children. Discard broken balloons at once.