What is the wavelength of a sound wave that has a speed of 340 m/s and a frequency of 880 hz?
what is the wavelength of a sound wave that has a speed of 250 m/s and a frequency of 400 hz?
what is the wave speed of a wave that has a frequency of 50 hz and a wavelength of 2.0 m?
what is the wave speed of a wave that has a frequency of 100 hz and a wavelength of 0.50 m?

Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?

Enzymes affect the reactions in living cells by changing the