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Comets and Asteroids: Formation and Characteristics, Assignments of Astronomy

Various questions related to the formation and characteristics of comets and asteroids, including their origins, reasons for the absence of a planet in the asteroid belt, types of comet tails, and the causes of kirkwood gaps. It also discusses the differences between stony-iron meteorites and other types of meteorites.

Typology: Assignments

Pre 2010

Uploaded on 12/10/2009

whitney-bowling3
whitney-bowling3 🇺🇸

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Question 1
1 out of 1 points
Where do comets come from?
Answer
Selected Answer: the Oort cloud and the kuiper belt
Correct Answer: the Oort cloud and the kuiper belt
Question 2
1 out of 1 points
Why didn’t a planet form in the asteroid belt?
Answer
Selected
Answer:
Jupiter’s gravity interfered with the orbits of the
planetesimals
Correct Answer: Jupiter’s gravity interfered with the orbits of the
planetesimals
Question 3
1 out of 1 points
When earth’s orbit crosses the orbit of a comet a ____________ occurs, and
meteors seem to come from the _______.
Answer
Selected Answer: meteor shower, radiant
Correct Answer: meteor shower, radiant
Question 4
1 out of 1 points
List the two kinds of comet tails.
Answer
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 Question 1

1 out of 1 points

Where do comets come from?

Answer

Selected Answer: the Oort cloud and the kuiper belt

Correct Answer: the Oort cloud and the kuiper belt

 Question 2

1 out of 1 points

Why didn’t a planet form in the asteroid belt?

Answer Selected Answer:

Jupiter’s gravity interfered with the orbits of the

planetesimals

Correct Answer: Jupiter’s gravity interfered with the orbits of the

planetesimals

 Question 3

1 out of 1 points

When earth’s orbit crosses the orbit of a comet a ____________ occurs, and

meteors seem to come from the _______.

Answer

Selected Answer: meteor shower, radiant

Correct Answer: meteor shower, radiant

 Question 4

1 out of 1 points

List the two kinds of comet tails.

Answer

Selected Answer: dust and ion

Correct Answer: dust and ion

 Question 5

1 out of 1 points

What is the Oort cloud?

Answer Selected Answer:

a spherical cloud of comets ranging from 50 to 50,000 AU

from the sun

Correct Answer:

a spherical cloud of comets ranging from 50 to 50,000 AU

from the sun

 Question 6

1 out of 1 points

What is a coma?

Answer

Selected Answer: head of a comet

Correct Answer: head of a comet

 Question 7

1 out of 1 points

Most meteors in a meteor shower that break up in the atmosphere were once part

of ______.

Answer

Selected Answer: comets

Correct Answer: comets

 Question 8

1 out of 1 points

 Question 12

1 out of 1 points

A long-period comet can turn into a Jupiter-family comet because?

Answer Selected Answer:

its orbit can be altered by an interaction with a Jovian

planet

Correct Answer: its orbit can be altered by an interaction with a Jovian

planet