An absorption spectrum is also called a bright line spectrum
Indicate whether the statement is true or false
F
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What will you see with the following type of optic: Convex mirror
A. Image is smaller |
B. Image is the same |
C. Image is larger |
Of all the galaxies, _____ are easiest to notice
A) elliptical galaxies B) spiral galaxies C) lenticular galaxies D) dwarf spheroidal galaxies
Brief increases in atmospheric sulfur in Venus's atmosphere may be due to
A. chemical reactions between sulfuric acid clouds and the surface. B. cloud-to-cloud lightning in Venus's atmosphere. C. a large meteor entering Venus's atmosphere. D. a volcanic eruption on Venus's surface.
Light of wavelength 540 nm is incident on a slit of width 0.150 mm, and a diffraction pattern is produced on a screen that is 3.00 m from the slit. What is the width of the central bright fringe? (1 nm = 10-9 m)
a. 1.44 cm c. 2.16 cm b. 0.720 cm d. 1.76 cm