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EAPS 106 EXAM 3 PURDUE 2026
ACTUAL QUESTIONS WITH VERIFIED
ANSWERS.
Whether there are other objects of similar size to Pluto in the
Kuiper Belt. - correct answer-Yes
Why the International Astronomical Union did not want Pluto to
be a planet - correct answer-They did not want too may planets
What criteria they created to demote it to a dwarf planet status -
correct answer-1. Must orbit planet
2. Nearly round in shape
3. Clear the neighborhood: Made to rule out everything in the
asteroid and Kuiper belts
What other planets are disqualified by criteria to be a planet -
correct answer-- Exoplanets
- Jupiter
- Neptune
- Earth if it were in the same spot as Pluto
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How cryovolcanoes on Saturn's moon Enceladus dumps
material from its subsurface ocean into Saturn's E-ring. -
correct answer-Through it's water geysers
What the Voyager Spacecraft golden records are. - correct
answer-Actual phonograph records containing sounds and
images from earth
How the Kepler spacecraft detects exoplanets. - correct
answer-Look's at the dimming light of it's nearby stars
What it means for an exoplanet to exist in the "habitable zone",
and how far to the closest potential habitable planet. - correct
answer--Where liquid water can exist on the surface
-Proxima Cen b (4 light years away)
Know how many estimated Earth-like planets there are - correct
answer-More than the number of grains of sand on Earth
EAPS 106 EXAM 3 PURDUE 2026
ACTUAL QUESTIONS WITH VERIFIED
ANSWERS.
Whether there are other objects of similar size to Pluto in the
Kuiper Belt. - correct answer-Yes
Why the International Astronomical Union did not want Pluto to
be a planet - correct answer-They did not want too may planets
What criteria they created to demote it to a dwarf planet status -
correct answer-1. Must orbit planet
2. Nearly round in shape
3. Clear the neighborhood: Made to rule out everything in the
asteroid and Kuiper belts
What other planets are disqualified by criteria to be a planet -
correct answer-- Exoplanets
- Jupiter
- Neptune
- Earth if it were in the same spot as Pluto
, Page | 2
How cryovolcanoes on Saturn's moon Enceladus dumps
material from its subsurface ocean into Saturn's E-ring. -
correct answer-Through it's water geysers
What the Voyager Spacecraft golden records are. - correct
answer-Actual phonograph records containing sounds and
images from earth
How the Kepler spacecraft detects exoplanets. - correct
answer-Look's at the dimming light of it's nearby stars
What it means for an exoplanet to exist in the "habitable zone",
and how far to the closest potential habitable planet. - correct
answer--Where liquid water can exist on the surface
-Proxima Cen b (4 light years away)
Know how many estimated Earth-like planets there are - correct
answer-More than the number of grains of sand on Earth
