chapter 23

Question 0

Coma

Answer 0

The fuzzy gaseous component of a comets head

Question 1

Asteroid

Answer 1

A small, rocky body, which can range in size from a few hundred kilo meters to less than a kilo meter

Question 2

Comet

Answer 2

A small body of made of rocky and metallic pieces held together by frozen gases

Question 3

Jovian planet

Answer 3

The jupiter like planets : jupiter, saturn, uranus and neptune; these planets have relatively low densities and are huge gas giants

Question 4

Meteor

Answer 4

The luminous phenomenon observed when a meteoroid enters earths atmosphere and burns up popularly called a shooting star

Question 5

Meteorite

Answer 5

Any portion of a meteoroid that reaches earths surface

Question 6

Nebula

Answer 6

A cloud of gas and or dust in space

Question 7

Planetsimal

Answer 7

Small, irregularly shaped body formed by colliding matter

Question 8

Terrestrial planet

Answer 8

Any planet of the earth like planets, including mercury, venus, mars, and earth

Question 9

Meteoroid

Answer 9

The small solid particle that travels through space