# 28.A wave has a frequency of 0.03 Hz and a wavelength of 1.2 m….

Question Answered step-by-step 28.A wave has a frequency of 0.03 Hz and a wavelength of 1.2 m….  28.A wave has a frequency of 0.03 Hz and a wavelength of 1.2 m.  What is the wave speed?  29.What part of a wave shows the wave’s energy?periodamplitudewavelengthnone of the above 30.A wave pulse encounters a free boundary.  What happens?The wave reflects identicallyThe wave reflects and invertsThe wave passes into the new medium with no changeThe wave passes into the new medium and gets smaller 31.A metronome ticks back and forth 60 times every minute.  This information is telling us which quantity?periodfrequencyamplitudewavelength 32.A wheel rotates 140 times every minute.  What is the period of the wheel?  33.Refraction is the property of light which describeshow light travels through a vacuumhow light bounces off of reflective surfaceshow light is made up of oscillating electric and magnetic fieldshow light bends when it enters a new medium 34.Which is NOT true of interfering waves? (draw a sketch then identify the choice)waves that overlap change the amplitudewaves that overlap bounce off of one anotheramplitudes on the same side of equilibrium will create larger amplitudeswaves that interfere will pass through one another 35.A sound wave travels from air into the ground.  What happens to the speed of the wave?it decreasesit increasesit stays the samecannot be determined   Science Physics PHYSICS 211 Share QuestionEmailCopy link Comments (0)