Answers: 2
Biology, 22.06.2019 07:00
According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?
Answers: 2
Biology, 22.06.2019 08:30
What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons
Answers: 1
All fingerprints are invisble to the naked eye...
Mathematics, 02.07.2019 09:30
Social Studies, 02.07.2019 09:30
Biology, 02.07.2019 09:30
Mathematics, 02.07.2019 09:30
Biology, 02.07.2019 09:30
Mathematics, 02.07.2019 09:30
Spanish, 02.07.2019 09:30