Light and Sound 2016 Word Scramble
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Question | Answer |
The distance between one crest of a sound wave and the next is the | wavelength |
The waves of loud sounds have a greater _____________________than those of soft sounds. | amplitude |
Objects _________________when they shake back and forth quickly. | vibrate |
The loudness/softness of a sound is its__________________. | volume. |
The __________________of a wave measures how many waves pass in a given amount of time. | frequency |
The __________________ of a sound describes how high or low it is. | pitch |
Sound is a form of _____________________________that travels in waves | energy |
Sound will travel fastest through what medium? | solid |
Sound cannot travel through this. | empty space |
The function of the _____________ ______________ is to collect and funnel sound. | outer ear |
You can “feel” sound because of ____________. | vibrations |
There are three bones in the middle ear. They are known as the | hammer, anvil and stirrup |
On a diagram of a sound wave, the top of the wave is the | crest |
On a diagram of a sound wave, the bottom of the wave is the | trough |
On a diagram of a sound wave, the measure from the resting point to the crest is known as the | amplitude |
A unit of measurement for sound is | decible |
What sould you change to lower the pitch of a sound wave? | frequency |
Material that allows light to pass through is ____________. | transparent |
When light waves bounce off an object, they __________. | reflect |
A material that blocks light is ____________. | opaque. |
When an object blocks light, it creates a ________________. | shadow |
An object that lets some light through but scatters it in many directions is _____________. | translucent |
To bend light is to _________ it. | refract |
Something that seperates white light into colors is a________. | prism |
A ________ is a piece of curved glass, plastic or other material that refracts light. | lens |
A ______________lens bends light rays outward. | concave |
A ______________ lens bends light rays inward toward a focal point. | convex |
When light passes through a prism, colored bands exit the prism in _________________. | one order only-ROYGBIV. |
ROYGBIV is the acronym for ___________________. | The bands of color from a prism: Red, Orange, Yellow, Green, Blue, Indigo and Violet. |
If you shine a red light on a blue shoe, it will look ___________. | black |
If you shine a red light on a red shoe, the shoe's color will look _________________. | red |
What do water droplets in a rainbow act like? | prisms |
Why does a bike's shadow have the shape of the bike? | The bike blocks the sunlight. |
Why does the volume of a sound decrease as it move farther away from its source | The energy in the wave becomes more spread out. |
What happens if you shine a flashlight on a mirror in a dark room? | The mirror reflects the light back to you. |
What is the job of the inner ear? | It receives vibrations that trigger nerve cells to signal the brain. |
I need eyeglasses to make things that are close up look clear. What types of lenses should be in my glasses? | convex |
You can see yourself in a smooth mirror. You don’t see yourself in a crumpled piece of aluminum foil because the light is | scattered |
Piano strings of different thicknesses and lengths produce different___________________? | pitches |
A microscope makes objects look larger than they actually are. What kind of lens does it contain? | concave |
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Andersonclass
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