You are outdoors when you hear the constant chirp of a still cricket. You start walking toward the cricket, and at some point, you are able to detect that the intensity of the chirp of the cricket has increased by a factor of 4.
Which statement is true at your new position with respect to the cricket?
a) The power delivered by the sound wave you hear has doubled.
b) The speed of the sound wave emitted by cricket has decreased by a factor of 4.
c) The distance between you and the cricket has decreased by a factor of 2.
Answers: 1
Physics, 21.06.2019 15:30, jungcoochie101
What defines the mass number of an isotope? a. the sum of the neutrons and protons b. the sum of the neutrons and electrons c. the number of neutrons d. the number of protons
Answers: 1
Physics, 21.06.2019 15:30, sotelonancy888
Not all tiles will be usedidentify the element present in each star based on the gaps observed in wavelengths of its light refer to this table containing absorption wavelengths (in nm) of several different elements the table ishelium 447, 502 ,587 ,668carbon 427 ,515, 600 ,678sulfur 425, 565, 639, 675xenon 484, 590, 687calcium 429 ,527, 593, 645silver 421 ,521, 662
Answers: 3
Physics, 21.06.2019 17:00, brookemcelhaney
What is the function of the commutator in a dc motor? a. to spin the magnet b. to change direct current into alternating current c. to change alternating current into direct current d. to spin the wire coil
Answers: 1
Physics, 22.06.2019 18:00, championroof
Acid precipitation chemically weathering a 5.0-kg limestone rock . which coukd be the result ?
Answers: 1
You are outdoors when you hear the constant chirp of a still cricket. You start walking toward the c...
English, 05.07.2019 18:30
Mathematics, 05.07.2019 18:30
English, 05.07.2019 18:30
Mathematics, 05.07.2019 18:30
History, 05.07.2019 18:30