Multiple Choice
The first telescopes, and most amateur telescopes, rely on the human eye to observe objects. The first improvement on this observation method used___________ .
A) projection systems
B) photographic film
C) digital cameras
D) polyspectral scanners
Correct Answer:

Verified
Correct Answer:
Verified
Q5: The old fashioned incandescent light bulb produces
Q6: Visible light emitted from the celestial bodies
Q7: How do modern telescopes prevent problems of
Q8: Shorter wavelengths correspond to _energetic photons.<br>A) moderate<br>B)
Q9: When several radio telescopes are connected together,
Q11: Hydrogen "burning" in stars is _.<br>A) an
Q12: The first scientist to use a telescope
Q13: What does Einstein's formula e = mc<sup>2
Q14: Streams of protons and electrons emitted from
Q15: Astronomers currently estimate sunspots to be about_