Physics, 13.07.2019 20:00 smithsa10630
Mr. nakamora wants to test the accuracy of an old balance in his classroom compared to a brand new balance that he knows is accurate. he weighs an objec on the old balance and finds it to have a mass of 15.6 grams. the same object weighs 15.9 grams on the brand-new balance. what is the percent error between the old and new balance?
Answers: 1
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Physics make-up packetname_cle14. an observer hears a sound with a frequency of 400 hz. if the speed of sound is 340 m/s,what is the wavelength of the sound? a. 0.85 mb. 1.2 mc. 2.75 m13.6 m15. as sound travels from steel into air, its speed decreases. if the frequency of the wavedoesn't change, what happens to its wavelength? a. it increases(b) it decreasesc. it remains the samed. there is not enough information given
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Mr. nakamora wants to test the accuracy of an old balance in his classroom compared to a brand new b...
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