One way to correct chromatic aberration is to
A. Use white light
B. Use 2 converging lenses
C. Use a converging lens and a diverging lens
D. Only allow light to go through the center of the lens
Ans: C. Use a converging lens and a diverging lens
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Thin Lenses: A coin is 12 cm in front of a converging lens with focal length of magnitude 4.0 cm. Where is the image?
A. 8.0 cm behind the lens B. 6.0 cm in front of the lens C. 6.0 cm behind the lens D. 4.0 cm in front of the lens
How many powers of ten separate the diameter of the Solar System and the diameter of the Milky Way Galaxy?
A: 10. B: 8. C: 6. D: 4. E: 12.
Fragments that do not completely burn in the atmosphere and eventually fall on Earth are called
A. asteroids. B. meteoroids. C. meteorites. D. meteors.
Some stars are cool enough to have molecules in their atmosphere
Indicate whether the statement is true or false