1
Q
characteristics of mercury
A
- Closest to the sun
- No atmosphere
- No moons
- Hot in the day time and cold in night (because there’s no atmosphere to keep the heat in)
1
Q
characteristics of venus
A
- Same size as earth
- Lots of volcanoes
- Venus has an atmosphere but it is thick co2
- Runaway greenhouse effect makes it hot all year
- Rotates slowly (days are slow) and backwards
2
Q
characteristics of mars
A
- Atmosphere but thin co2 so we cant breathe
- Had oceans but evaporated
- 2 small moons
- Has a tilt so it has seasons
2
Q
what are the jovian planets and their characteristics
A
- jupiter
- saturn
- uranus
- neptune
- Rocky
- No atmosphere
- Cratered surface
- No geological activity
2
Q
characteristics of earth
A
- Same size as venus
- Lots of volcanoes
- Atmosphere has oxygen and nitrogen (most)
- Large oceans that regulate the co2 so it doesn’t have the runaway greenhouse effect
- One moon
- Earth’s rotation is tipped which makes seasons
2
Q
what are the terrestial planets and their characteristics
A
- mercury, venus, earth and mars
- Small
- Rocky
- Thin or no atmosphere
- Made from heavy elements
3
Q
characteristics of jupiter
A
- Largest planet in the solar system
- Thick gaseous atmosphere
- Many moons
4
Q
characteristics of saturn
A
- Has rings
- Similar to jupiter
5
Q
characteristics of uranus
A
- Coldest planet in the solar system
6
Q
characteristics of neptune
A
Rocky core
7
Q
where is the asteroid belt
A
- Between Mars and Jupiter
- Millions of small rocky objects
8
Q
comets
A
- Icy bodies
- As they get close to the sun, they warm up and they emit tails
8
Q
where is the kuiper belt
A
- Outside Neptune
- Small ice bodies
AST
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