section 6a part 2 debris in the solar system

Question 1

Recognize what causes asteroids to stay in orderly belts around our Sun and other stars

Answer 1

(large nearby planet’s gravity).

Question 2

Agree that asteroids

Answer 2

can share the orbit of a planet around the Sun, but only in special regions ahead and behind the planet

Question 3

. See homework QS#3, first page, and appendix to 6A for help with the next two entries:

Answer 3

• Know the differences between a meteoroid, meteor, and meteorite. Be able to match them with their descriptions.
• Recognize why meteorites can have different compositions (they came from different layers of broken-up asteroids).

Question 4

Match comets and Kuiper Belt objects with a

Answer 4

mainly ice composition, and realize asteroids are mostly made of rock.

Question 5

Recognize a comet’s tail

Answer 5

points away from the Sun and remember that that the cause of this is the solar wind.

Question 6

When asked what object or objects have very “stretched out” or very elliptical orbits,

Answer 6

pick comets. Or reverse question.

Question 7

as where the Kuiper Belt of comets is located

Answer 7

Pick the region extending from Pluto and Neptune outward

Question 8

Recognize Pluto is a member of

Answer 8

the large population of objects in the Kuiper Belt.

Question 9

Recognize the Oort Cloud is a

Answer 9

spherical region of comets at the edge of the solar system.

Question 10

Pick a valid reason why comets can fall out of the Oort cloud and come into the inner solar system

Answer 10

(there are 2 reasons).