The mass of a body on the moon is _______________ the mass of the same body on earth
Fill in the blank(s) with correct word
the same as
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A wire is 1.50 m long and has a diameter of 1.50 mm. The tensile modulus of the wire is 
If a force of 400 N is applied to end of the wire, then the increase in length of the wire is
A. 5.48 mm. B. 4.28 mm. C. 3.95 mm. D. 3.84 mm. E. 3.45 mm.
Two numbers, one with 4 significant figures and the other with 3 significant figures, are combined using the math operations given below. Which operation can give a result with fewer than 3 significant figures?
a. addition c. multiplication b. subtraction d. division
Energy Levels:Given that the energy levels of the hydrogen atom are given by En = 
, where R = 1.097 × 107 m-1, what wavelength photon is emitted when the atom undergoes a transition from the n = 4 to the n = 6 level?
Fill in the blank(s) with the appropriate word(s).
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, h = 1.055 × 10-34 J ? s, 1 eV = 1.60 × 10-19 J) A) 0.015 eV B) 0.019 eV C) 0.023 eV D) 0.027 eV E) 0.031 eV