Chapter 30- Vocab Flashcards Preview

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Flashcards in Chapter 30- Vocab Deck (17):
0

Extrasolar planet

Planets in orbit around another star

1

Geocentric model

Earth at the center model of the solar system

2

Heliocentric model

Sun at the center of the solar system model

3

Earth

Third planet planet from the sun
Water in 3 states of matter

4

Mars

Fourth planet from the sun
Red because of rusty surface

5

Mercury

Smallest and closet planet to the sun

6

Venus

Second planet from the sun
Dense carbon dioxide atmosphere very hot

7

Asteroid

Rocky object orbiting the sun between the orbits of mars and Jupiter

8

Comet

Object in elliptical orbit around the sun
Made of dust and ice

9

Dwarf planet

Almost spherical rocky object orbiting the sun
Debris in its orbit

10

Jupiter

Fifth planet from the sun
Largest planet with swirling high pressure gas storms

11

Meteoroid

Sand particle to boulder sized object orbiting the sun

12

Neptune

Eighth planet from the sun
Looks blue because of methane in atmosphere

13

Saturn

Sixth planet from the sun
Second largest in the solar system
Very visible rings

14

Sedna

Distant planetoid
Smaller than Pluto, larger than a comet
Very elliptical orbit

15

Uranus

Seventh planet from the sun
Axis of rotation is titled onto its side
Blue-green color

16

Extraterrestrial life

Life beyond earth
Object of search by exobiologists