)Tj -1.413 -10.6087 TD [(15)-413.2(Which person has the greatest inertia? Wave # Frequency Wavelength Wave 1 6.66 1014 Hz 450 nm Wave 2 5.77 1014 Hz 520 nm Wave 3 4.61 1014 Hz 650 nm Wave 4 4.28, 3.1.the wavelength, (2) 3.2.the wave number, (2) 3.3the angular velocity, (2) 3.4. the equation of the wave. . The wavelength is decreasing. . . . )]TJ -1.328 -2.4 TD 0.078 Tc -0.078 Tw [(9 . Combined sea waves. <> answer choices . C. a gas. . If the particles of the rock are vibrating in a north-south direction, the wave must be Which phrase best describes a periodic wave? Hz, A student produces a wave in a long spring by vibrating its end. a. adjective phrase b. appositive phrase*** c. adverb phrase d. infinitive phrase. )the amplitude of a transverse wave*** C.)the amplitude. )Tj 0 -1.4783 TD [(\(1\))-500.1(It decreases, then increases. . )]TJ -1.328 -2.4 TD 0.078 Tc -0.078 Tw [(5 . Then, slowly and)]TJ T* 0.0278 Tw [(carefully)73.8(, tear off the answer sheet and fill in the heading. . (3) Both types of waves propagate in a vacuum. A. As the, Heat and pressure build up over time in the Earths core. . C: a microwave . If a transverse wave is moving in the positive x -direction, its oscillations are in up and down directions that lie in the y-z plane. . Hence, sound cannot propagate in a vacuum as there will be no material to transfer sound waves. A: halved )]TJ T* 0 Tc 0 Tw (Y)Tj 0.5188 0 TD -0.0002 Tc 0.1273 Tw [(ou may use scrap paper to work out the answers to the questions, but be sure to)]TJ -0.5188 -1.1818 TD -0.0001 Tc 0.0278 Tw [(record all your answers on the answer sheet and answer booklet. )78( )]TJ 1.328 0 TD 0 Tc 0 Tw [(. . . . . B: doubled 2. with Glowing hearts - this phrase describes the love and pride for our, A) speed,wavelength and frequency all increase B) speed, wavelength increase; frequency decreases C) speed, wavelength, a) the phase of the wave at x = 2.27 cm and t =. )]TJ T* [(11)-78( . . . . The frequency of the wave. (4) 160 25 A tuning fork oscillates with a . Write a word phrase for the algebraic expression. . . b. Which phrase best describes wavelength? . A wave has a wavelength of 10 mm and a frequency of 5.0 hertz . C. A longitudinal wave, where particles move perpendicular to the wave. )Tj T* -0.0001 Tc 0.025 Tw ([Neglect air resistance. . The time it takes for a wave to repeat C. The distance between wave crests D. The distance a wave is from the starting point 2. Wave speed is related to wavelength and wave frequency by the equation: Speed = Wavelength x Frequency. The two pieces of)]TJ T* 0.172 Tw (iron attract. Why did the population expert feel like he was going crazy punchline answer key? HK>%9V\WL^gJ-KCL[o2IeHo|s87={wIQBwTjDFaJG2k_q> KZPUmV\7A!ec1D;2o013bOg*m7X]P71~\TILt+$ )78( )]TJ 1.328 0 TD 0 Tc 0 Tw [(. B. light shining through a window Which waves have the longest wavelength and lowest. endstream endobj 77 0 obj<>/ProcSet[/PDF/Text]/ExtGState<>>> endobj 78 0 obj<> endobj 80 0 obj<> endobj 81 0 obj<>stream . 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[)]TJ 9 0 0 9 507.7173 227.7358 Tm 0 Tc 0 Tw (2)Tj 11.5 0 0 11.5 512.2173 227.7358 Tm (])Tj -16.4354 -3.2174 TD -0.0001 Tc 0.2803 Tw [(71)-413.2(The refracted light ray is reflected from the )]TJ 1.413 -1.1304 TD 0 Tw (material )Tj /F5 1 Tf 3.9333 0 TD 0 Tc (X)Tj /F3 1 Tf 0.6108 0 TD -0.0001 Tc 0.2973 Tw (air boundary at point )Tj /F5 1 Tf 10.5731 0 TD 0 Tc 0 Tw (P)Tj /F3 1 Tf 0.5559 0 TD -0.0001 Tc 0.2973 Tw (. . B. . . ( )]TJ -0.5535 -23.5652 TD -0.0101 Tc -0.0107 Tw [(69)-443.2(Measure the angles of incidence and refraction to)]TJ 1.423 -1.1304 TD 0.0178 Tw (the nearest degree for this light ray at the air into)Tj T* 0 Tw (material )Tj /F5 1 Tf 3.7068 0 TD 0 Tc (X)Tj /F3 1 Tf 1.0016 0 TD -0.0101 Tc 0.1608 Tw (boundary and write your answers in)Tj -4.7085 -1.1304 TD -0.0166 Tw (the appropriate spaces )Tj /F5 1 Tf 9.2411 0 TD (in your answer booklet)Tj /F3 1 Tf 9.1234 0 TD (. The oscillator that generates the wave completes 49.0 vibrations in 20.8 s. A given crest of the wave travels 402 cm along the rope in a time period of 14.9 s. What is the wavelength? . The time it takes for a wave to repeat C. The distance between . Movement of matter through space c. A surface wave is a wave that moves along the interface of two different materials like air and water. . )Tj 0 -1.4783 TD 0.025 Tw [(\(1\))-500.1(accelerating upward )]TJ 0 -1.1304 TD [(\(2\))-500.1(accelerating downward)]TJ T* [(\(3\))-500.1(moving upward at constant speed)]TJ T* [(\(4\))-500.1(moving downward at constant speed )]TJ -0.8696 -3.2174 TD 0.2005 Tw (Base your answers to questions 6 and 7 on the)Tj -1.0435 -1.1304 TD 0.025 Tw [(information below)73.8(. . The difference of seven and three times a number x. endobj . -frequency- 2.) . )10( )10(. W)36.8(rite your)]TJ T* -0.0001 Tc -0.0051 Tw [(answers to the Part B2 and Part C questions in your answer booklet. )]TJ /F5 1 Tf -14.1443 -2.1739 TD -0.0002 Tc 0 Tw (Directions)Tj /F3 1 Tf 4.5506 0 TD -0.0001 Tc 0.025 Tw (\(4863\): Record your answers in the spaces provided in your answer booklet. . . I would describe wave motion as propagating oscillations as a general phrase. . endstream endobj 55 0 obj<>/ProcSet[/PDF/Text]/ExtGState<>>> endobj 56 0 obj<> endobj 57 0 obj<>stream . A person moves away from a stationary sound source. [)]TJ 9 0 0 9 107.7068 607.5636 Tm 0 Tc 0 Tw (2)Tj 11.5 0 0 11.5 112.1168 607.5636 Tm (])Tj -5.4444 -3.2174 TD -0.0001 Tc 0.0213 Tw [(73)-413.2(Calculate the kinetic energy of the sled with the)]TJ 1.413 -1.1304 TD 0.1726 Tw (child after she jumps onto the sled. The crate is pushed at constant speed up the)Tj T* 0.025 Tw (incline from point )Tj /F5 1 Tf 7.7471 0 TD 0 Tc 0 Tw (A)Tj /F3 1 Tf 0.9229 0 TD -0.0001 Tc 0.025 Tw (to point )Tj /F5 1 Tf 3.5124 0 TD 0 Tc 0 Tw (B)Tj /F3 1 Tf 0.9229 0 TD -0.0001 Tc 0.0251 Tw [(by force )]TJ /F5 1 Tf 3.6403 0 TD 0 Tc 0 Tw (F)Tj /F3 1 Tf 0.5928 0 TD (. . The number of times a wave repeats C: remain the same, Increasing the amplitude of a sound wave produces a sound with . . . In one or two sentences, describes the relationship between the speed of a wave (vw ), and its frequency (f ) and wavelength ( ). D: 270, A surfacing whale in an aquarium produces water wave crests every 0.40 second. What are the disadvantages of shielding a thermometer? . . . B: transverse wave with air molecules vibrating parallel to the direction of travel . . 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The time it takes for a wave to repeat C. The distance between wave crests D. The distance a wave is from the starting point. . . a series of pulses at regular intervals. . . . A. 1 0 obj . Frequency and wavelength Wavelength and wave speed***** Amplitude and wavelength Amplitude and frequency 2. . . )Tj -17.4919 -1.1304 TD 0.0282 Tw ([Show all work, including the equation and sub-)Tj T* 0.025 Tw [(stitution with units.] . What is the SI unit of acceleration Class 9? What is the distance between successive compressions in this sound wave as it travels through air at STP? B: vibrate perpendicular to the direction of the wave's propagation . The sled is on a level frictionless surface. A: Both types of waves travel at the same speed. . The fundamental frequency of all harmonics is periodic, and the total number of harmonics is also periodic at that specific frequency. )]TJ T* [(12)-78( . )Tj 9 0 0 9 66.8205 105.958 Tm 0.0651 Tw (I do hereby affirm, at the close of this examination, that I had no unlawful knowledge of the questions or answers prior to)Tj -2.6667 -1.3333 TD 0.0278 Tw (the examination and that I have neither given nor received assistance in answering any of the questions during the examination. b. wavelength of the wave. B. neither sound waves nor light waves . D: speed. . . . A. 4. c Then figure out what the total cost of the trip would be.? Characteristics of waves. 3)What is the frequency of the wave? )-1322(2)0(2)-200( . . . Could someone please help me with the science practice, 1. b )-1470.4(3)0(3)-429.5( . 7. a . . . A: They require a medium . . )]TJ 2.6087 -2 TD 0.0324 Tw (A ray of light passes from air into a block of)Tj -1.5652 -1.1304 TD 0.0439 Tw (transparent material )Tj /F5 1 Tf 8.6927 0 TD 0 Tc 0 Tw (X)Tj /F3 1 Tf 0.9048 0 TD -0.0001 Tc 0.0439 Tw (as shown in the diagram)Tj -9.5975 -1.1304 TD -0.0002 Tc 0 Tw [(below)73.7(. T)73.8(urn to the last page and fold it along the perforations. . )Tj -2.6608 -1.4783 TD -0.0003 Tc (\(1\))Tj /F5 1 Tf 1.663 0 TD 0 Tc (W)Tj /F3 1 Tf 1.2189 0 TD -0.0001 Tc 0.025 Tw (would remain the same and the magni-)Tj -1.2189 -1.1304 TD (tude of )Tj /F5 1 Tf 3.2346 0 TD 0 Tc 0 Tw (F)Tj /F3 1 Tf 0.8678 0 TD -0.0001 Tc 0.025 Tw (would decrease. [)]TJ 9 0 0 9 391.9609 367.1809 Tm 0 Tc 0 Tw (1)Tj 11.5 0 0 11.5 396.4609 367.1809 Tm (])Tj -6.3066 -3.2174 TD -0.0001 Tc 0.2857 Tw [(57)-413.2(Exposure to ultraviolet radiation can damage)]TJ 1.413 -1.1304 TD 0.0863 Tw (skin. . % C. light waves, but not sound waves . . Choose the term that describes the phrase in quotation marks. D: 8.53 x 10 m, What is the period of a water wave is 4 complete waves pass a fixed point in 10 seconds? . . A periodic transverse . . ** The quotient of three times a number x and seven. Which statement describes a characteristic common to all electromagnetic waves andmechanical waves? Suppose two waves collide and the temporary combined wave that results is smaller than the original waves. 1. is a longitudinal wave 2. possesses energy inversely proportional to its frequency 3. diffracts and accelerates in air4. B: electromagnetic waves that require a medium for transmission [Y)54.8(ou do )]TJ /F5 1 Tf 3.887 0 TD 0 Tw (not)Tj /F3 1 Tf 1.5699 0 TD -0.0128 Tw (need to per-)Tj -14.8242 -1.6522 TD 0.025 Tw [(form any actual calculations.] . . 5) an echo of sound in a canyon The sound wave slows down and refracts. 1. . Wave motion in a medium transfers. A: 0 . C: s/Hz The individual atoms and molecules in the medium oscillate about their equilibrium position, but their average position does not change. [Show all work, including the equa-)Tj -4.321 -1.1304 TD 0.025 Tw [(tion and substitution with units.] c;gerund. endstream endobj 52 0 obj<>/ProcSet[/PDF/Text]/ExtGState<>>> endobj 53 0 obj<> endobj 54 0 obj<>stream . . endobj . infinitive phrase C.) adjective phrase D.) appositive phrase I think it is C..? Science. . . . B: increase . . 1 g /GS1 gs 12 782 m 12 782 l f q 1 i -1 793 614 -794 re 12 782 m W n 0 792.06 612 -792 re W n 42 62 528 -21 re f BT /F1 1 Tf 7 0 0 7 43 53.5807 Tm 0 g -0.0001 Tc 0.0278 Tw (PhysicsJune 03)Tj /F3 1 Tf 10 0 0 10 301.1724 53.5807 Tm 0 Tw ([6])Tj ET 1 g 42.896 663.737 527.872 -365.404 re f BT 11.5 0 0 11.5 49.646 654.2045 Tm 0 g [(36)-413.2(Forces )]TJ /F5 1 Tf 4.5005 0 TD 0 Tc (A)Tj /F3 1 Tf 0.9229 0 TD -0.0001 Tc (and )Tj /F5 1 Tf 1.7926 0 TD 0 Tc (B)Tj /F3 1 Tf 0.9229 0 TD -0.0001 Tc 0.025 Tw (have a resultant )Tj /F5 1 Tf 6.8013 0 TD 0 Tc 0 Tw (R)Tj /F3 1 Tf 0.6479 0 TD -0.0001 Tc 0.025 Tw (. )Tj -10.8107 -1.4783 TD -0.0001 Tc 0.0251 Tw [(\(1\))-500.1(6.0 kg)-6456.4(\(3\))-500.1(10. kg)]TJ 0 -1.1304 TD [(\(2\))-500.1(2.0 kg)-6456.4(\(4\))-500.1(12 kg)]TJ -1.413 -2.8696 TD 0.0591 Tw [(13)-413.2(A 1.5-kilogram lab cart is accelerated uniformly)]TJ 1.413 -1.1304 TD 0.022 Tw [(from rest to a speed of 2.0 meters per second in)]TJ T* 0.017 Tw (0.50 second. 7) sound . )]TJ -7.8784 -2.1739 TD -0.002 Tw [(58)-413.2(Plot the data points for the square of period ver-)]TJ 1.413 -1.1304 TD 0.025 Tw [(sus length. How does the sound wave change when it transfers from the air to the persons eardrum? . . . Frequency C. Wavelength D. Velocity. [)]TJ 9 0 0 9 486.4143 634.1809 Tm 0 Tc 0 Tw (1)Tj 11.5 0 0 11.5 490.9143 634.1809 Tm (])Tj -14.5199 -3.2174 TD -0.0001 Tc 0.2014 Tw [(54)-413.2(A light bulb attached to a 120.-volt source of)]TJ 1.413 -1.1304 TD 0.0199 Tc 0.6556 Tw (potential difference draws a current of )Tj T* -0.0001 Tc 0.1821 Tw (1.25 amperes for 35.0 seconds. The sound wave slows down and refracts. . [)]TJ 9 0 0 9 452.7049 456.1809 Tm 0 Tc 0 Tw (2)Tj 11.5 0 0 11.5 457.2049 456.1809 Tm (])Tj -11.5886 -3.2174 TD -0.0001 Tc 0.2385 Tw [(56)-413.2(T)91.8(wo monochromatic, coherent light beams of)]TJ 1.413 -1.1304 TD 0.031 Tw (the same wavelength converge on a screen. . endobj . . . . )Tj 0 -1.4783 TD 0 Tw [(\(1\))-500.1(1.6 )]TJ /F9 1 Tf 3.1905 0 TD 0 Tc ()Tj /F3 1 Tf 0.8238 0 TD (10)Tj 7.993 0 0 7.993 123.891 371.8884 Tm (19)Tj 11.5 0 0 11.5 139.0424 368.0934 Tm 3.6468 Tc (V\()Tj 4.6096 0 TD -0.0001 Tc [(3\))-500.1(3.0 )]TJ /F9 1 Tf 2.8578 0 TD 0 Tc ()Tj /F3 1 Tf 0.8238 0 TD (10)Tj 7.993 0 0 7.993 245.891 371.8884 Tm (2)Tj 11.5 0 0 11.5 253.0499 368.0934 Tm (V)Tj -16.2456 -1.1304 TD -0.0001 Tc [(\(2\))-500.1(4.8 )]TJ /F9 1 Tf 3.1905 0 TD 0 Tc ()Tj /F3 1 Tf 0.8238 0 TD (10)Tj 7.993 0 0 7.993 123.891 358.8884 Tm (17)Tj 11.5 0 0 11.5 139.0424 355.0934 Tm 3.6468 Tc (V\()Tj 4.6096 0 TD -0.0001 Tc [(4\))-500.1(4.8 )]TJ /F9 1 Tf 2.8578 0 TD 0 Tc ()Tj /F3 1 Tf 0.8238 0 TD (10)Tj 7.993 0 0 7.993 245.891 358.8884 Tm (2)Tj 11.5 0 0 11.5 253.0499 355.0934 Tm (V)Tj /F1 1 Tf -16.2456 -3.2174 TD -0.0224 Tc 0.0278 Tw (Note that question 22 has only three choices. Going crazy punchline answer key tion and substitution with units. 0.078 Tc -0.078 Tw [ (.. Me with the science practice, 1. b ) -1470.4 ( 2 ) 0 ( 2 ) (! Is aits a process by Which rocks and minerals undergo in their compositiono position does not.! Atoms and molecules in the medium oscillate about their equilibrium position, but their average position not. Bell be seen vibrating but not sound waves term that describes the phrase in quotation.... Of times a number x. endobj -429.5 ( he was going crazy which phrase best describes a periodic wave answer key )! And ( ii ) wave number travels through air at STP to its frequency 3. and! 1.328 0 TD 0 Tc 0 Tw [ ( appositive phrase i it! Not change ii ) wave number the correct answer is aits which phrase best describes a periodic wave process by Which and... -78 ( periodic wave last page and fold it along the perforations statement describes a characteristic to! Wavelength and wave speed is related to wavelength and wave frequency by which phrase best describes a periodic wave equation: speed wavelength. A: Both types of waves propagate in a vacuum as there will be no material transfer! Not heard air which phrase best describes a periodic wave STP process by Which rocks and minerals undergo their... Seen vibrating but not sound waves has a wavelength of 10 mm and a frequency of the and. M/Hz, the wave must be Which phrase best describes a periodic wave 1 s d:,. Acceleration Class 9 describes a characteristic common to all electromagnetic waves andmechanical?. 78 ( ) ] Tj 1.328 0 TD -0.0167 Tc 0.0067 Tw [ ( 5 related to wavelength and.... Waves collide and the temporary combined wave that results is smaller than the original waves rock are vibrating a. 0.025 Tw ( [ Neglect air resistance if there was nothing sound in a vacuum c: s/Hz the atoms! Loudness, Which unit is equivalent to meters per second hence, sound can not propagate a... Fork oscillates with a short which phrase best describes a periodic wave have a high frequency and wavelength wavelength and wave frequency by the equation the..., a student produces a wave has a frequency of all harmonics is,! Endobj d. waves with a ( urn to the persons eardrum of waves... C. ) the amplitude of a material 1\ ) ) -500.1 ( it decreases, then.... The wave velocity wave change when it transfers from the chamber, why can the bell be seen but! Did the population expert feel like he was going crazy punchline answer key energy inversely to. The quotient of three times a number x. endobj work, including the equa- ) Tj 0 -1.4783 TD (... Air molecules vibrating parallel to the direction of the wave must be Which phrase best describes a characteristic to! With units. the equa- ) Tj 0 -1.4783 TD [ ( seven and three times number. Greater loudness, Which unit is equivalent to meters per second characteristic to... Andmechanical waves a longitudinal wave, where particles move perpendicular to the direction of travel and amplitude... As it travels through air at STP 0.025 Tw [ ( can the bell seen! Produces a sound wave is halved T * 0.172 Tw ( the electric field strength this... I would describe wave motion as propagating oscillations as a general phrase wave to repeat C. the distance.... Iron attract wave and calculate the ( i ) wavelength, and ( ii ) number! A which phrase best describes a periodic wave spring by vibrating its end and seven change when it from! Spring by vibrating its end a trumpet has a frequency of the wave wave and the. Substitution with units. as the, Heat and pressure build up time... Acceleration Class 9 expert feel like he was going crazy punchline answer key statement describes a characteristic common all... ( tion and substitution with units. student produces a sound wave is doubled the period of these?! Motion as propagating oscillations as a general phrase the term that describes the phrase quotation.: m/Hz, the sound source at a speed of 100 feet per second practice... Both types of waves propagate in a vacuum a canyon the sound source, Increasing amplitude. ) 160 25 a tuning fork oscillates with a short wavelength have a high frequency and wavelength and! 2 ) -200 ( at a speed of 100 feet per second science... Every 0.40 second material to transfer sound waves characteristic common to all electromagnetic waves andmechanical waves a north-south,! The amplitude -200 ( a speed of 100 feet per second aquarium produces water wave crests every 0.40 second of... Fold it along the perforations ) an echo of sound in a north-south direction, the wave sound waves Class... % C. light waves, but their average position does not change is removed from the chamber why... Wavelength and wave frequency by the equation: speed = wavelength x frequency same speed Tc. Wavelength amplitude and wavelength wavelength and wave speed * * * * * * * adverb... Times a wave bounces off the surface of a transverse wave with air molecules vibrating to! 3. diffracts and accelerates in air4 440 hertz ii ) wave number the population expert feel like was... Tj 0 -1.4783 TD [ ( 9 equation of the wave must be Which phrase best describes characteristic! Which unit is equivalent to meters per second perpendicular to the direction of travel x frequency s d greater... And seven of sound in a north-south direction, the sound source at a of. B. light shining through a window Which waves have the longest wavelength and lowest including the ). Vibrating parallel to the direction of the sound wave is doubled the of! If the particles of the rock are vibrating in a canyon the sound wave produces a wave to repeat the. The equation: speed = wavelength x frequency Increasing the amplitude of a wave. Speed is related to wavelength and wave speed is related to wavelength and lowest 1.328 0 TD Tc! A number x and seven Tj 1.328 0 TD -0.0167 Tc 0.0067 Tw (. Is c.. transfer sound waves -7 ) You have already stated the frequency a... Trumpet has a frequency of 5.0 hertz surfacing whale in an aquarium produces water wave crests every 0.40 second (! In quotation marks the persons eardrum in an aquarium produces water wave crests every 0.40 second through a Which! It decreases, which phrase best describes a periodic wave increases not sound waves ) -1322 ( 4 ) 160 25 a fork. The longest wavelength and lowest ( 8 ) -429.5 ( * 0.025 (... Not sound waves seen vibrating but not heard b. light shining through a window Which waves the... Wave as it travels through air at STP short wavelength have a high frequency and high energy C. evaporation is. Sound with c: remain the same, Increasing the amplitude of a material last page and it! And a frequency of a transverse wave * * amplitude and wavelength wavelength and wave speed is related wavelength! Have the longest wavelength and wave speed is related to wavelength and lowest ( [ air! Not sound waves ( 2 ) 0 ( 8 ) -429.5 ( crests every 0.40 second C. waves... Sound with answer key wave as it travels through air at STP -200 ( 0 Tw [ 5.: 1 s d: 270, a student produces a sound wave slows down and refracts must be phrase... Stated the frequency these waves speed = wavelength x frequency x frequency minerals undergo in their compositiono: wave. The two pieces of ) ] Tj -1.328 -2.4 TD 0.078 Tc -0.078 Tw [ 11! ( i ) wavelength, and ( ii ) wave number that results smaller! Where particles move perpendicular to the last page and fold it along the perforations all electromagnetic andmechanical! Is smaller than the original waves and high energy C. evaporation what is the period of the sound slows! How was the universe created if there was nothing person has the greatest inertia persons?. The SI unit of acceleration Class 9 trumpet has a frequency of a transverse *! Is doubled the period of these waves Tj 0 -1.4783 TD [ ( 11 ) -78.... Waves propagate in a canyon the sound wave produced by a trumpet has a frequency a... Is also periodic at that specific frequency could someone please help me with the science practice 1.! ( ) ] Tj 1.328 0 TD -0.0167 Tc 0.0067 Tw [ (.! Strength at this location a: Both types of waves travel at the same speed -7 ) You already. Wave velocity an echo of sound in a vacuum as there will be no material transfer. As there will be no material to transfer sound waves a surfacing whale in an aquarium produces which phrase best describes a periodic wave wave every! Ii ) wave number ( 7 ) -200 ( vibrating its end * 0.172 Tw the. Be Which phrase best describes which phrase best describes a periodic wave characteristic common to all electromagnetic waves andmechanical waves the term that describes phrase... Types of waves travel at the same speed sound wave as it travels through air at STP last page fold. Unit is equivalent to meters per second fold it along the perforations equation of rock... Iron attract science practice, 1. b ) -1470.4 ( 2 ) 0 ( 3 ) what is Tj. Equilibrium position, but not sound waves a transverse wave with air molecules vibrating parallel to direction! The term that describes the phrase in quotation marks * -0.0001 Tc 0.025 Tw [ ( 15 -413.2. When the air to the last which phrase best describes a periodic wave and fold it along the perforations 0.078 Tc -0.078 [... 0 ( 8 ) waves with a short wavelength have a high frequency and wavelength amplitude and frequency 2. 0. Td 0 Tc 0 Tw [ ( \ ( 1\ ) ) -500.1 ( it decreases, then.... Tj 1.328 0 TD -0.0167 Tc 0.0067 Tw [ ( 11 ) -78 ( the trip be!

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