Physics, 15.12.2020 16:30 slbutler2005
The intensity level of sound 20 m from a jet airliner is 120 dB. At what distance from the airplane will the sound intensity level be a tolerable 100 dB?
Answers: 2
Physics, 21.06.2019 23:30, hardwick744
Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.
Answers: 1
Physics, 22.06.2019 00:10, SKYBLUE1015
The summit of chimborazo, in ecuador, which is at a distance of about 6,384 km from the earth’s center. the bottom of the mariana trench, in the western pacific ocean, which is nearly 6,370 km from the center of the earth. on the surface of earth on the equator line.
Answers: 2
Physics, 22.06.2019 17:30, etaylor3421
Frequency of electromagnetic waves that a radio station is assigned is called
Answers: 1
Physics, 22.06.2019 19:30, cocoabean1981
The ability to make things happen is also called a. heat b. force c. matter d. energy
Answers: 2
The intensity level of sound 20 m from a jet airliner is 120 dB. At what distance from the airplane...
Social Studies, 10.10.2021 08:10