Conceptual Integrated Science (3rd Edition)

Chapter 8

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Red, blue, cyanMagentaCyanYellow ; Complementary ... more

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The amplitude is nothing but the maximum ... more

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Vibrations. ; The movements of the particles forms... more

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Energy ; From a source to receiver in a wave ... more

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No. ; Propagation of disturbance results in wave ... more

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; Mathematically,  ; more

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Perpendicular.Parallel. ; The particles of a ... more

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When the molecules of air come together, the local... more

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It is nothing but rhe distance between two ... more

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No.It is mechanical in nature. ; Sound wave is a ... more

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When the vibrating tuning fork is placed against ... more

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Forced vibrations are nothing but the vibration of... more

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Frequency in both the cases is different. ; The ... more

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Both must have the same frequency. ; A vibrating ... more

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Incident wave, reflected wave and normal lies in ... more

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No.Diffuse reflection is nothing but the ... more

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Similar to the given example, the light photon is ... more

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It is 0.67 times the average speed in a vacuum... more

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Using the electromagnetic spectrum, a light wave ... more

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Reflected back.Absorbed. ; White light is made up ... more

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The change in speed. ; Refraction occurs when ... more

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Visible light consists of seven colours. Each ... more

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Visible light consists of seven colours. Each ... more

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PropertyConverging lensDiverging lensType of ... more

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Diffraction is nothing but a phenomenon of bending... more

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Diffraction is nothing but a phenomenon of bending... more

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All types of waves, for example, radio waves, ... more

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PropertyConstructive interferenceDestructive ... more

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Due to the doppler effect. ; The increase or ... more

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Photoelectric effect.Interference. ; When the ... more

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VioletDue to its high frequency. ; When the light ... more

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When it hits an interface between two mediums.When... more

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Pitch is essentially related to the frequency of ... more

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Wavelength is nothing but the distance travelled ... more

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The colour has the highest intensity. ; The ... more

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Blue light. ; Yellow colour is a combination of ... more

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Because all the colors of the spectrum of the ... more

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Three lights fall on the person: red, green and ... more

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The first shot depicts the image's real colors, ... more

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When the light wave approaches, the waves come ... more

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By the observation of the lights from the ... more

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When the source is near the sound is high pitch ... more

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The person would see the complementary colours of ... more

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Frequency is nothing but the number of ... more

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The time in which a particle completes one ... more

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A wave is a disturbance which transfers energy ... more

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A wave is a disturbance which transfers energy ... more

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A wave is a disturbance which transfers energy ... more

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The pitch of a vehicle’s horn is the frequency of ... more

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A, B and C are in the same rank. ; A plane mirror ... more

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The toy C has a certain speed as it rolls on the ... more

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; On traveling from one medium to another, light ... more

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Wavelength is nothing but the distance travelled ... more

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Consider a given light wave is traveling from ... more

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The speed of an object is nothing but the rate of ... more

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Wavelength is nothing but the distance travelled ... more

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The illustration of the problem is given below: ; ... more

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4 m/s ; Relative speed is nothing but the speed of... more

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The illustration of the problem is give below: ; ... more

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Here, 101.1 refers to a frequency on which that ... more

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Inversely proportional. ; Frequency is nothing but... more

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Wavelength will decrease. ; A wave is a ... more

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Both are the same. ; Frequency is nothing but the ... more

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Move the object in the upward and downward ... more

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Sound waves cause the particles of the medium to ... more

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Because the speed of light is much greater than ... more

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That place can collapse. ; When the frequency of ... more

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When frequency of the body due to external force ... more

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The person uses the phenomenon of resonance. ; ... more

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Oscillating electric charges. ; An electromagnetic... more

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Ultraviolet.Ultraviolet. ; The arrangement of ... more

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Speed of light. ; The electromagnetic spectrum is ... more

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Half of the person’s height. ; A plane mirror can ... more

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Does not affect. ; A plane mirror can be defined ... more

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Number 2 card. ; The law of reflection states that... more

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Such letters are seen in proper form in the ... more

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No. Light’s speed is slower when it passses ... more

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Opaque.The absorbing medium’s electrons are ... more

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The wavelength of a light wave is shorter, which ... more

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The natural frequency of electrons is what ... more

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YesThe distribution of light in natural and ... more

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The absence of light or the complete absorption of... more

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Green and Red. ; When light from a source falls on... more

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Yellow colour. ; Light spectrum consists of 7 ... more

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Refraction is the change in the direction of ... more

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; Refraction is nothing but the change in the ... more

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; An object is rolled from a smooth surface to a ... more

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; A perpendicular line at the interface of two ... more

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The bending of waves at the edges of an aperture ... more

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Wavelength of radio waves is comparable to those ... more

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60 cm ; Wavelength is nothing but the distance ... more

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Waves of all types. ; Interference is a phenomenon... more

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Same.Gets reduced by a factor of . ; A wave is a ... more

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When the light of a certain frequency falls on the... more

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Yes.Yes. ; When the light of a certain frequency ... more

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Light has dual nature: particle nature and wave ... more

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Both of them. ; A wave is a disturbance that ... more

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Echos are nothing but the reflected sound from ... more

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To avoid destructive interference of sound waves... more

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Interference is nothing but a phenomenon in which ... more

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The receptors on human eyes can only process light... more

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By using mirrors. ; A plane mirror always forms a ... more

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Both methods should be used: holding the mirror at... more

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Because the light rays from each point on the ... more

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Both create images in accordance with the same ... more

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At the center of rainbowReflection is the change ... more

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Reflection is nothing but a phenomenon of ... more

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It is the same in both mediums. ; The formula for ... more

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Electromagnetic waves can travel through the ... more

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Electric field is always associated with the ... more

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In the case of light, when a photon falls on the ... more

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When waves travel from one medium to another the ... more

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The formula to calculate the value of the ... more

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A surface is polished for radiation of longer ... more

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Reflection is nothing but a phenomenon of sending ... more

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Absorption is nothing but a phenomenon of transfer... more

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Interference is a phenomenon where two waves ... more

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Light has dual nature, i.e. it behaves both as a ... more

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Both of the waves. ; The frequency detected by the... more

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