Deck 32: The Earths Atmosphere and Space Observatories

Question 1

The twinkling of the stars is called ______.

A) wobbling
B) scintillation
C) refraction
D) reflection

Answer 1

scintillation

Question 2

Water vapor stops _____ from reaching the Earth's surface.

A) X-ray
B) UV
C) Gamma
D) Infrared

Answer 2

Infrared

Question 3

The transparency to different wavelengths by our atmosphere is called _____.

A) seeing
B) opacity
C) atmospheric window
D) light pollution

Answer 3

atmospheric window

Question 4

The atmosphere is relatively transparent, at least at high altitudes, to some wavelengths of

A) infrared.
B) ultraviolet.
C) gamma.
D) x-ray.

Question 5

_____________ limits our ability to see stars in urban areas.

Question 6

_________ is when the stars have serious twinkling.

Question 7

The HST can only see visible light.

Question 8

Ozone stops infrared light from reaching the Earth's surface.