| 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 |
