Description : If viewed on an oscilloscope, the loudness of a sound wave would be associated with the wave's: w) frequency x) wavelength y) velocity z) amplitude
Last Answer : ANSWER: Z -- AMPLITUDE
Description : The bats can fly in the dark because (1) they can see the objects in darkness (2) they have weak legs and are likely to be attacked by predators (3) they generate flashes of light (4) they generate ultrasonic sound waves
Last Answer : they generate ultrasonic sound waves
Description : What is an endoscope ? (1) It is an optical instrument used to see inside the alimentary canal (2) It is a device which is fitted on the chest of the patient to regularise the ... used for examining ear disorders (4) It is an instrument for recording electrical signals produced by human muscles
Last Answer : It is an optical instrument used to see inside the alimentary canal
Description : The blaze lit up the escaped diners with a light greater than any other that could be produced in the night' can be paraphrased as (1) The fire set all the escaped diners ablaze.' (2) The light ... clearly.' (4) The fire burned in such a way that the writer could see the escaped diners clearly.'
Last Answer : (4) ‘The fire burned in such a way that the writer could see the escaped diners clearly.'
Description : Identify the ripples in the overall geometry of space produced by the acceleration of moving objects. w) Doppler effect. x) granulation. y) gravitational waves. z) elongation.
Last Answer : ANSWER: Y -- GRAVITATIONAL WAVES