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Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship among visible light, the electromagnetic spectrum, and sight. 6.P.1.3 Explain the relationship among the rate of vibration, Essential Vocabulary

Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

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Page 1: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Forces and Motion

6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound.6.P.1.2 Explain the relationship among visible light, the electromagnetic spectrum, and sight.6.P.1.3 Explain the relationship among the rate of vibration, the medium through which vibrations travel, sound and hearing.

Essential Vocabulary

Page 2: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

WaveA moving disturbance that transfers energy through matter or space.

Page 3: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Transverse WavesA type of mechanical wave in which the wave energy causes matter in the medium to move up and down or back and forth at right angles to the direction the wave travels.

Page 4: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Longitudinal WavesA wave that causes the particles of the medium to vibrate parallel to the direction the wave travels.

Page 5: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Potential EnergyStored energy that results from the position or shape of an object.

Page 6: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

TroughThe lowest point of a transverse wave.

Page 7: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

CrestThe highest point of a transverse wave.

Page 8: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

TimeAn interval separating two points of this quantity; a duration.

Page 9: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

PeriodThe time required for one full wavelength to pass a certain point.

Page 10: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

AmplitudeThe distance from the crest (or trough) of a wave to the rest position of the medium.

Page 11: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

FrequencyThe number of complete wavelengths that pass a point in a unit of time.

Page 12: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

WavelengthThe distance between a point on one wave and the identical point on the next wave.

Page 13: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

RarefactionThe area of a longitudinal wave where the molecules are the most spread apart.

Page 14: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

ReflectionThe bouncing back of a wave when it hits a surface or boundary.

Page 15: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

DiffractionThe bending of a wave as it passes an edge or an opening.

Page 16: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

InterferenceThe combination of two or more waves that exist in the same place at the same time.

Page 17: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Constructive Interference Any interference in which waves combine so that the resulting wave is bigger than the original waves.

Page 18: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Destructive InterferenceAny interference in which waves combine so the resulting wave is smaller than the largest of the original waves.

Page 19: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

CompressionThe area of a longitudinal wave where the molecules are the most crowded together.

Page 20: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Seismic WavesEarthquake waves, including primary waves, secondary waves, and surface waves.

Page 21: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Electromagnetic WaveA wave caused by a disturbance in electric and magnetic fields. This sort of wave does not require a medium; also called a light wave.

Page 22: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

EM SpectrumThe range of all possible frequencies of electromagnetic radiation.

Page 23: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Visible LightElectromagnetic radiation that can be seen with the unaided eye.

Page 24: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

EnergyThe ability to do work or cause change.

Page 25: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

SoundVibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.

Page 26: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

VibrationTo move back and forth.

Page 27: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

MediumThe matter through which a wave travels.

Page 28: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

VacuumA place that is empty of all matter.

Page 29: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

PitchPerception of the frequency of a sound.

Page 30: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

HertzThe unit of frequency; one hertz has a periodic interval of one second.

Page 31: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Speed/Wave SpeedA measurement of how fast a wave passes through a medium.

Page 32: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

IntensityThe amount of energy per second carried through a unit area by a wave.

Page 33: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Decibel (dB)A unit used to compare the loudness of different sounds.

Page 34: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

AmplificationIncrease the volume of; "amplify sound."

Page 35: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

AcousticsThe study of how sounds interact with each other and the environment.

Page 36: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

EcholocationThe use of reflected sound waves to determine distances or to locate objects.

Page 37: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

SonarA device that determines the distance of an object under water by recording echoes of sound waves.

Page 38: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

UltrasoundSound waves with frequencies above 20,000 Hz.

Page 39: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Doppler EffectAn observed change in the frequency of a wave when the source or observer is moving.

Page 40: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Mechanical WaveA wave that requires a medium through which to travel.

Page 41: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

RSA unit of radiation exposure.

Page 42: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Law of ResonanceIf an object vibrates at a certain rate of vibration, everything in its vicinity that has the same vibration as a dormant possibility will start vibrating at that frequency.

Page 43: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

EM Wave Electromagnetic radiation (often abbreviated E-M radiation or EMR) is a phenomenon that takes the form of self-propagating waves in a vacuum or in matter.

Page 44: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Radio WavesA type of electromagnetic radiation with wavelengths in the electromagnetic spectrum longer than infrared light. Like all other electromagnetic waves, they travel at the speed of light.

Page 45: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

MicrowavesA radio wave of very high frequency and short wavelength.

Page 46: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

UV LightElectromagnetic radiation with a wavelength shorter than that of visible light, but longer than X-rays.

Page 47: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Infrared Light

The wavelength of light produced above the visible part of the spectrum.

Page 48: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

X-Rays

Electromagnetic radiation of short wavelength produced when high-speed electrons strike a solid target.

Page 49: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Gamma Rays

Penetrating electromagnetic radiation of shorter wavelength than X-rays.

Page 50: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Prism

Optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image.

Page 51: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Primary Pigments

Sets of colors that can be combined to make a useful range of colors.

Page 52: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Primary Colors

Three colors that can be used to make any other color.

Page 53: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Optics

The branch of physics that studies the physical properties of light.

Page 54: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Image

A copy of an object formed by reflected or refracted rays of light.

Page 55: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

ConvexCurving or bulging outward.

Page 56: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

ConcaveCurving inward.

Page 57: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Focal PointThe point at which light rays parallel to the optical axis meet, or appear to meet, after being reflected (or refracted) by a mirror (or a lens).

Page 58: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

LensA curved piece of glass or other transparent material that is used to refract light.

Page 59: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Focal LengthThe distance between the center of a lens or curved mirror and its focus.

Page 60: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

CorneaThe transparent front surface of the eye.

Page 61: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

PupilThe opening in the center of the iris through which light enters the inside of the eye.

Page 62: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Retina A layer at the back of the eyeball containing cells that are sensitive to light and that trigger nerve impulses that pass via the optic nerve to the brain, where a visual image is formed.

Page 63: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Optic NerveShort, thick nerve that carries signals from the eye to the brain.

Page 64: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

Cones

Cells in the retina that respond to and detect color.

Page 65: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

RodsCells in the retina that detect dim light.

Page 66: Forces and Motion 6.P.1.1 Compare the properties of waves to the wavelike property of energy in earthquakes, light and sound. 6.P.1.2 Explain the relationship

The End!!!