Which statement regarding sound traveling in air is correct?
(1 point)
O A loud sound travels faster than a quiet sound.
O The frequency of a sound does not affect the speed at which it travels.
o As the wavelength increases, the frequency also increases.
O A wave with a shorter wavelength is always faster than one with a longer wavelength.
Answers: 1
Physics, 21.06.2019 22:30
Solar cell a produces 100 joules of energy, when a light source is shown on it for 3 minutes. solar cell b produces 200 joules of energy when the same light source is shown on it for 5 minutes. which solar cell works better? a) solar cell b, because it produces more energy. b) solar cell b, because it generates more power. c) solar cell a, because it produces energy quicker. d) solar cell a, because it generates a greater wattage. eliminate
Answers: 2
Physics, 22.06.2019 05:10
What is the electric force acting between two charges of -0.0045 c and -0.0025 c that are 0.0060 m apart? use fe=kq1q2/r^2 and k = 9.00 x 10^9 n*m^2/c^2 a. 1.7 x 10^7 n b. -1.7 x 10^7 n c. -2.8 x 10^9 n d. 2.8 x 10^9 n
Answers: 1
Physics, 22.06.2019 15:00
Mechanical energy is when the amount of kinetic and potential energies added together remains the same. conserved created lost
Answers: 1
Physics, 22.06.2019 19:00
Which of the following list the divisions of the geologic time scale in order from longest to shortest
Answers: 1
Which statement regarding sound traveling in air is correct?
(1 point)
O A loud sound travels...
O A loud sound travels...
Health, 14.05.2021 17:40
Mathematics, 14.05.2021 17:40
History, 14.05.2021 17:40
Chemistry, 14.05.2021 17:40
Computers and Technology, 14.05.2021 17:40
Biology, 14.05.2021 17:40
Mathematics, 14.05.2021 17:40
Social Studies, 14.05.2021 17:40
Mathematics, 14.05.2021 17:40