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Home Q & A Board Science-Related Homework Help Physics Astronomy
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megandunlap megandunlap
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6 years ago
Process of Science: Pluto is no longer considered a planet. Explain the new discoveries that led to this change.
 
  What will be an ideal response?

Question 2

The proton-proton chain requires a temperature of 100 million K to get started.
 
  Indicate whether the statement is true or false

Question 3

If we know the size of an asteroid, we can determine its density by
 
  A) comparing its reflectivity to the amount of light it reflects.
  B) looking for brightness variations as it rotates.
  C) determining its mass from its gravitational pull on a spacecraft, satellite, or planet.
  D) radar mapping.
  E) spectroscopic imaging.

Question 4

What are Dactyl, Gaspra, Mathilde, Eros, and Ida?
 
  A) the four largest main belt asteroids, and the first to be discovered
  B) the first four bodies found in the Kuiper Belt after Pluto
  C) newly discovered small moons of Saturn
  D) four asteroids that have been explored by spacecraft
  E) newly discovered retrograde moons of Jupiter

Question 5

Phobos and Deimos are probably captured comet nuclei.
 
  Indicate whether the statement is true or false
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bible327bible327
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#1
6 years ago
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megandunlap Author
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#2
6 years ago
I hope they're paying you for this because all of them were correct Grinning Face with Smiling Eyes
wrote...
#3
6 years ago
not really, just a volunteer... and you're welcome Wink Face
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