What is an intermittent stream?
What will be an ideal response?
A stream that stops and starts running
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A simple-cubic crystal with a lattice parameter of 0.2 nm has a low-angle tilt boundary of 5°. Calculate the spacing (D) between edge dislocations in the tilt boundary.
What will be an ideal response?
A spectrograph spreads out light according to ____ to form a spectrum
a. wavelength b. frequency c. interference d. aberration e. grating
What is the common trait of all main-sequence stars?
A) They generate energy through hydrogen fusion in their core. B) They are in the final stage of their lives. C) They are all spectral type G. D) They all have approximately the same mass.
A wave has an amplitude 20.0 cm, a wavelength 3.00 m, and the wave travels 60.0 m in 12.0 s. What is the frequency of the wave?
A) 8.33 Hz B) 250 Hz C) 0.500 Hz D) 1.67 Hz E) 150 Hz