Answers: 2
Physics, 22.06.2019 13:10, pearlvldz
The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
Answers: 2
Physics, 23.06.2019 00:50, brysonsandridge69041
Which sentences describe point source pollution? in this type of pollution, the source of the pollution is single and easily identifiable. when runoff water from the melting of snow mixes with debris, it creates pollution. the runoff water, mixed with pollutants, reaches large areas with disastrous effects. alternatively, when a wastewater treatment plant releases harmful chemicals into a stream, the chemicals pollute the stream water because they are not treated for safety.
Answers: 2
Physics, 23.06.2019 04:50, mexprencss
By examining a wave’s pattern after it interacts with a barrier or gap, measurements can be made to better understand certain wave phenomena. what is a broad question you can answer by doing this experiment?
Answers: 2
Physics, 23.06.2019 08:00, samuribe17
How are elastic and inelastic collisions different? give two or more ways. your answer should have at least 2 sentences.
Answers: 1
What is kinematics ?? xD -,- xD...
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