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| A Wave will travel only as long as it has to carry |
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| When you squeeze together the coils of a spring and then release them, you are creating a wave. |
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| Waves in which the particles of the medium move in the same direction as the motion of the wave are waves. |
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| You are creating a wave on a spring. If you start shaking the string more slowly, the wavelength of the resulting wave will |
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If you are lying on a raft, and you notice that the number of waves that go past the raft increases, you also
find that the distance between each crest |
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| Wave A carries more energy than wave B. Wave B Has a smaller than wave A |
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| The energy a wave carries is measured by its |
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| For a given wave, if the frequency doubles, the wavelength |
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| when light is reflected from a surface, as the angle of incidence increases, the angle of reflection |
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| You can see this paper, your desk, and the person in front of you because the light is being |
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| When a wave passes from a less dense medium to a more dense medium, the may change |
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| When the crest of one wave passes through the trough of another wave, takes place |
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| A tuning fork starts to vibrate when a certain note is played on the piano, this is an example of |
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| The speed of sound in is greater than the speed of sound in water |
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| The part of the ear that transfers sound vibrations to the cochlea is the |
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| If the intensity of a sound decreases, the decreases |
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| The way your brain determines the intensity of a sound is the |
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| A sound intensity above may cause permanent hearing loss |
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| The unit used to measure frequency is the |
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| For the Doppler Effect to occur |
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| EITHER SOURCE OR LISTENER MUST BE MOVING |
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| A combination of sounds with distinct pitch and specific pattern is |
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| The difference of sounds with distinct pitch and specific pattern is |
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| Most musical instruments produce sound by having a structure that vibrates linked to a |
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| Since ancient times, people have used instruments to send signals, accompany important rituals, and entertain one another. |
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| Reverberation in concert halls is caused by of sound |
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| Bats use to navigate and find prey |
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| A system of using reflections of underwater sound waves is |
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| The speed of electromagnetic waves is |
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| Oscillating electrons generate changing fields |
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| The is the particle that carries radiant energy |
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| The of light determines whether a radiation will eject electrons |
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| Electromagnetic Radiation with the shortest wavelength is |
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| The Electromagnetic waves with wavelengths slightly longer than visible light are |
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| The frequency of purple light is that of yellow light |
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| are used for medical imaging |
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| Gamma rays are dangerous because they |
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| BREAK DOWN MOLECULES & CELLS |
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| carrier waves are in the wavelengths of |
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| AM wave frequencies are FM frequencies |
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| FM frequencies are in the range of |
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| TELEVISION USES to transmit signals |
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| the part of the electromagnetic spectrum usually used for communication is |
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| Reflection of light waves from a smooth surface is |
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| What wavelength of light is reflected from a smooth shirt? |
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| The primary pigment colors are |
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| an image of a distant object produced by the refraction of light through air layers of different densities is |
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| The color is produced by blending the 3 primary pigments |
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| Fluorescent lights than incandescent lights |
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| If light waves change speed when they pass from one medium into another, the light will be |
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| The primary light colors are |
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| A gas commonly used in lighting devices is |
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| The color is produced by blending the 3 primary colors of light |
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| Waves vibrate in only one direction in |
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| Light of one wavelength that travels with its crest and troughs aligned is |
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| Optical fibers rely on for their efficiency. |
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| TOTAL INTERNAL REFLECTION |
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| lasers can be part of all of the following except |
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| matter that has a definite shape is a |
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| Matter in which atoms are tightly held in place is a |
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| a gas like mixture with no definite volume or shape |
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| Matter with no definite volume |
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| Matter that has a definite volume |
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| Matter in which the particles are free to move |
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| Point at which all molecules stop |
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| Water is unusual because it |
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| Amount of energy need to change a state is |
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| Change from liquid to gas |
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| Pressure applied to a fluid |
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| Object will sink or float |
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| Bernoulli's principle explains why |
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| As a sample of matter is heated, its particles |
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| most common state of matter |
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| increasing raises the boiling point of liquid |
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| matter is made up o small particles |
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| particles that make up a solid move |
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| fluids resistance to flow |
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| temperature/volume of gas increases |
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| pressure/volume of gas decreases |
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| 3 examples of physical change |
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| BOILING WATER, BALLOON, PAPER |
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| when a log burns in a fire |
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| NEW SUBSTANCES ARE FORMED |
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| is another name for a homogenous mixture |
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| When 2 or more substances are combined |
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| scattering of light by colloids |
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| is not a homogenous mixture |
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| two or more elements combined |
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