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Light & Color
6th Grade Science Light & Color
Question | Answer |
---|---|
What is a crest? | The highest point of a transverse wave. |
What is the frequency? | The number of wave crests or troughs that pass a point in one unit of time. |
What is a reflection? | How waves bounce off an object. |
If a material is translucent, what does it mean? | Only some light passes through. |
If a material is transparent, what does it mean? | Light passes through. |
If a material is opaque, what does it mean? | No light passes through. |
What is diffuse reflection? | Bouncing back light waves from an uneven surface. |
What is refraction? | The bending of a wave. |
What is a trough? | The lowest point of a transverse wave. |
What are the colors of the visible spectrum in the correct order? | Red, orange, yellow, green, blue, and purple. |
What is the amplitude? | The height of a wave from its trough or crest to its midpoint. |
What is the wavelength? | The distance between wave crests of troughs in a transverse wave. |
What is a compression? | The distance between wave crests or troughs in a transverse wave. |
Why is an object the color that we see? | White lights makes the spectrum and whenever it goes through it makes color. |
What is a rarefaction? | A light in a straight line. |
All waves carry ______. | Energy |
What is a medium? | A solid, liquid or gas. |
What types of waves need a medium to travel through it? | Compressional waves |
What is the correct order of the visible spectrum from the lowest frequency to the highest frequency? | Purple (highest) to red (lowest) |
Which color absorbs all the colors in white light? | Black |
Which color reflects all the colors in white light? | White |
Which electromagnetic waves kill cancer cells? | Black |
Which electromagnetic waves take pictures of your bones? | Gamma rays |
Which electromagnetic waves can give you a sunburn? | Gamma rays |