The sharply defined boundary that separates the crust from the mantle is called ______________

a. the lithosphere
b. the asthenosphere
c. the Mohorovicic discontinuity
d. none of the above.


c

Physics & Space Science

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As a proton moves in a direction perpendicular to the electric field lines

A) it is moving from low potential to high potential and gaining electric potential energy. B) it is moving from low potential to high potential and losing electric potential energy. C) it is moving from high potential to low potential and gaining electric potential energy. D) it is moving from high potential to low potential and losing electric potential energy. E) both its electric potential and electric potential energy remain constant.

Physics & Space Science

In a hydrogen atom, the electron makes a transition from the n = 8 to the n = 3 state. The wavelength of the emitted photon is closest to which one of the following values? (c = 3.00 × 108 m/s, 1 eV = 1.60 × 10-19 J, h = 6.626 × 10-34 J ? s)

A) 9.57 × 10-7 m B) 1.13 × 10-6 m C) 3.12 × 10-7 m D) 4.52 × 10-6 m E) 6.34 × 10-7 m

Physics & Space Science

Thermodynamic Processes: The process shown on the pV diagram in the figure is

A. adiabatic. B. isothermal. C. isochoric. D. isobaric.

Physics & Space Science

A continuous change in position is called ______________

Fill in the blank(s) with correct word

Physics & Space Science