Vocabualry Flashcards

1
Q

What is the definition for Wave?

A

A disturbance that transfers energy from one place to another with out requiring matter to move the entire distance.

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2
Q

What is the definition for Medium?

A

A substance through which a wave moves.

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3
Q

What is the definition for Mechanical Wave?

A

A wave such as a sound or seismic wave that transfers kinetic energy through matter.

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4
Q

What is the definition for Transverse Wave?

A

A wave vibrating at right angles to the direction of its propagation.

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5
Q

What is the definition for Transverse Wave?

A

A wave in which the disturbance moves at right angles to the direction of the wave.

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6
Q

What is the definition for Longitudinal Wave?

A

A type of wave in which the disturbance moves in the same direction that the wave travels.

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7
Q

What is the definition for Crest?

A

The highest point or peak of a wave.

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8
Q

What is the definition for Trough?

A

The lowest point or valley of a wave.

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9
Q

What is the definition for Amplitude?

A

The maximum distance that a disturbance causes a medium to move from its rest point.

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10
Q

What is the definition for Wavelength?

A

The distance from one crest to the next wave crest.

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11
Q

What is the definition for Frequency?

A

The number of waves that pass a fixed point in a given period of time.

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12
Q

What is the definition for Reflection?

A

The bouncing back of a wave after it hits a barrier.

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13
Q

What is the definition for Refraction?

A

The bending of light as it crosses a boundary between two mediums at an angle other than 90 degrees.

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14
Q

What is the definition for Diffraction?

A

The spreading out of waves as they pass through an opening or around the edges of an obstacle.

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15
Q

What is the definition for Interference?

A

The meeting and combining of waves: The adding or subtracting of wave amplitudes that occur as waves overlap.

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16
Q

What is the definition for Electromagnetic Wave?

A

A type of wave such as a light wave or radio wave that does not require a medium to travel through a disturbance that transfers energy through a field.

17
Q

What is the definition for Radiation?

A

Energy that travels across distances in the form of electromagnetic waves.

18
Q

What is the definition for Electromagnetic Spectrum?

A

The range of all electromagnetic frequencies.

19
Q

What is the definition for Radio Waves?

A

The part of the electromagnetic spectrum that consists of waves of the lowest frequencies.

20
Q

What is the definition for Microwaves?

A

Part of the electromagnetic spectrum that consists of waves with a higher frequency than radio waves but lower frequencies than infrared waves.

21
Q

What is the definition for Infrared Light?

A

Part of the electromagnetic spectrum that consists of waves with a frequency between those of microwaves and visible light.

22
Q

What is the definition for Ultraviolet Light?

A

The part of the electromagnetic spectrum that consists of waves of frequencies higher than those of visible light and lower than X-Rays.

23
Q

What is the definition for X-Rays?

A

The part of the electromagnetic spectrum that consists of waves with high frequencies and high energies; electromagnetic wave with high frequencies ranging from 10 to the 16th power to 10 to the 21 power hertz.

24
Q

What is the definition for Gamma Rays?

A

Part of the electromagnetic spectrum that consists of waves with the highest frequencies.

25
Q

What is the definition for Transmissions?

A

The passage of waves through a medium.

26
Q

What is the definition for Absorption?

A

The disappearance of a wave into a medium. The energy transferred by a wave is converted into another form of energy.

27
Q

What is the definition for Scattering?

A

The spreading out of light waves in all directions as particles reflect and absorb the light.

28
Q

What is the definition for Polarization?

A

A way of filtering light so that all of the waves vibrate in the same direction.

29
Q

What is the definition for Prism?

A

An optical tool that uses refraction of light to separate the different wavelengths that make up white light.

30
Q

What is the definition for Primary Colors?

A

Three colors of light (red, yellow and blue) that can be mixed to produce any possible colors.

31
Q

What is the definition for Primary Pigments?

A

Three colors of substances (cyan, yellow and magenta) that can be mixed to produce any possible colors.