2-3 Flashcards
1
Q
Terrestrial planet
A
Rocky planets.
2
Q
Hydrosphere
A
All water in earth both frozen and liquid.
3
Q
Asteroid
A
Smaller rocky planets.
4
Q
Gas giants
A
Thick gaseous atmosphere, many satellites and rings.
5
Q
Nebula
A
Large cloud of dust and gas in space.
6
Q
Nebular model
A
Model of space that is most wildly accepted.
7
Q
Accretion
A
Small particles collide and stick together.
8
Q
Comet
A
Leftover material from when the solar system formed.
