Question

A wave travels at 1,500 m/s with a frequency of 5 hertz. What is its wavelength?(1 point) Responses 1,495 m 1,495 m 300 m 300 m 7,500 m 7,500 m 1,505 m

Answer 1

300 m

Answer 2

Humans can hear thunder at different frequencies. These correspond to wavelengths ranging from 2.75 to 16.5 meters. If the speed of sound is approximately 330 m/s, what frequencies of thunder can humans hear?(1 point) Responses 907.5 to 5,445 hertz 907.5 to 5,445 hertz 2.75 to 16.5 hertz 2.75 to 16.5 hertz 20 to 120 hertz 20 to 120 hertz 0.0083 to 0.05 hertz

Answer 3

2.75 to 16.5 hertz

Answer 4

Two similar waves X and Y travel through the same medium. Wave X has a frequency of 200 hertz and a wavelength of 35 meters. Wave Y has a frequency of 700 hertz. What is the wavelength for wave Y?(1 point) Responses 0.1 meter 0.1 meter 4,900,000 meters 4,900,000 meters 10 meters 10 meters 122.5 meters

Answer 5

10 meters

Answer 6

California sea lions communicate underwater at frequencies ranging from 500 to 4,000 hertz. The speed of sound in sea water is approximately 1,500 m/s. What are the approximate wavelengths of sound with which the California sea lions communicate?(1 point) Responses 0.375 to 3 meters 0.375 to 3 meters 0.33 to 2.66 meters 0.33 to 2.66 meters 750,000 to 6,000,000 meters 750,000 to 6,000,000 meters 2,000 to 5,500 meters

Answer 7

0.375 to 3 meters

Answer 8

Which statement is a fair comparison of the advantages and disadvantages of paper versus digital financial records?(1 point) Responses Digital records are easier to permanently destroy. Digital records are easier to permanently destroy. Digital records are easier to access if they are nearby. Digital records are easier to access if they are nearby. Digital records are easier to store. Digital records are easier to store. Paper records are easier to send to another person. Paper records are easier to send to another person.

Answer 9

Digital records are easier to access if they are nearby.

Answer 10

A cell tower in a city with a growing population is getting overcrowded with mobile signals. This is causing many calls to be dropped or not to go through at all. Which of the following would be the best way to fix this issue? (1 point) Responses change the type of waves used to transmit signals change the type of waves used to transmit signals ensure all devices have Bluetooth ensure all devices have Bluetooth add more cell towers add more cell towers add more Wi-Fi routers

Answer 11

add more cell towers