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Gerald's light voc
Mrs.Gerald's light vocabulary
Question | Answer |
---|---|
Describe the visible spectrum | The rainbow of colors produced when white light passes through a prism, which refracts the ight and separates it into colors. |
What is a light wave? | A characteristic of light energy that has a particular length and frequency and corresponds to a particular color. |
Explain what a prism is and what it does. | It is a solid, transparent object that refracts light and separates white light into colors. |
What is a concave lens? | This lens curves inward and light bends outward from the center of the lens. |
What is a convex lens? | This lens bulges outward. Light rays bend inward toward its center. |
Refraction is... | The bending of light as it passes from one transparent material into another. |
Describe reflection | The bouncing of light waves off of a surface. Any shiny surface such as a mirror show a reflection. |
What does absorption mean? | The act of taking in. A sponge or a papertowel absorbs liquids. After a rainfall, some of the water is absorbed into the ground. |
When is something transparent? | When all the light goes through and object so that objects on the other side can be seen clearly. |
Translucent is... | Letting only some light through, so that objects on the other side appear blurry. |
What does opaque mean? | Completely blocking light from passing through. |