Multiple Choice
Cameras that use adaptive optics provide higher spatial resolution images primarily because:
A) they operate above the Earth's atmosphere
B) they capture infrared light, which has a longer wavelength than visible light
C) deformable mirrors are used to correct the blurring due to the Earth's atmosphere
D) composite lenses correct for chromatic aberration
E) they simulate a much larger telescope
Correct Answer:

Verified
Correct Answer:
Verified
Q21: How much larger is the light-gathering power
Q27: Explain why stars twinkle when viewed from
Q28: Label the eyepiece, lens, focus, and focal
Q29: Explain why chromatic aberration is a problem
Q31: The 305-m Arecibo radio telescope has a
Q32: Astronomers can use ground-based telescopes to observe
Q33: Photography provides an improvement over naked-eye observations
Q34: The Voyager I spacecraft is currently 18
Q35: In practice, the smallest angular size that
Q73: In 2009, the Cassini spacecraft made repeated