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The Solar System
Our sun, planets, and moons
40
Astronomy
8th Grade
01/12/2006

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Cards

Term
Planets in our solar system:
Definition
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto, and possibly Sedna
Term
INNER PLANETS:
Definition
Mercury, Venus, Earth and Mars
Term
OUTER PLANETS:
Definition
Jupiter, Saturn, Uranus, Neptune, Pluto, and possibly Sedna
Term
Similarities between inner planets:
Definition
all terrestrial
Term
Similarities between outer planets:
Definition
almost all gas giants with the exception of Pluto and Sedna
Term
Describe Mercury.
Definition
small, lonely, and desolate
Term
How does not having an atmosphere affect Mercury?
Definition
The surface doesn't change much, because there's no wind to change it.
Term
Describe Venus.
Definition
very much like Earth
Term
What is retrograde rotation?
Definition
rotating backwards.
Term
What is the Greenhouse effect?
Definition
Heat is trapped in by gases in the atmosphere.
Term
Describe the surface conditions on Venus.
Definition
The surface is very hot. There are puddles of molten lead and rocks so hot they glow.
Term
Why is Venus so hot?
Definition
The Greenhouse Effect
Term
Why is Mars red?
Definition
in the rocks are rusted iron.
Term
Why is Mars red?
Definition
in the rocks are rusted iron
Term
Did Mars ever have anhy liquid water? Does it now?
Definition
I DID, but it's now all locked up in polar ice caps.
Term
Did life ever develop on Mars in the past?
Definition
Microscopic life did, we think.
Term
What are the names of Mars' small and lumpy moons?
Definition
Phobos and Deimos
Term
Which planet in our solar system is the largest?
Definition
Jupiter
Term
Describe Jupiter.
Definition
It is huge, it spins very fast, and it emits lots of radiation.
Term
What is the Great Red Spot?
Definition
A storm on Jupiter that rages on and on, causing a dark spot on Jupiter.
Term
Name the GALILEAN moons of Jupiter.
Definition
Io, Ganymede, Europa, and Callisto
Term
What gases make up Jupiter?
Definition
hydrogen, helium, methane, and ammonia
Term
What's the big deal about Europa?
Definition
It may have life! There is an ocean of H20, and tghe ice acts as a radiation shield, so who knows what would be there?
Term
What is the name of Saturn's biggest moon?
Definition
Titan
Term
Describe Saturn.
Definition
gassy, possibly has a liquid core, butterscotch color, has rings
Term
What's the big deal about Titan?
Definition
largest moon, and... It has an atmosphere!
Term
Describe Saturn's rings.
Definition
rocky, wide and thin
Term
Decribe Uranus.
Definition
Pale green, gassy, has gas rings
Term
What gases make up Uranus?
Definition
Methane, mostly.
Term
Why are Uranus' rings unusual and how did they get that way?
Definition
They run up and down. We think this happened when something knocked it out of proper orbit.
Term
Describe Neptune.
Definition
Basically a large ocean. It has tides, waves, etc.
Term
Describe Neptune.
Definition
Basically a large ocean. It has tides, waves, etc.
Term
What is Neptune's Great Dark Spot?
Definition
A tornado n Mars.
Term
What is Neptune's Great Dark Spot?
Definition
A tornado on Neptune.
Term
Describe Pluto.
Definition
Small, rocky, cold, and eternally dark.
Term
Why is Pluto unlike other outer planets?
Definition
It is terrestrial.
Term
Why do some people think that Pluto is an excaped moon of Neptune?
Definition
Its orbit is crooked.
Term
terrestrial:
Definition
earth-like, has a hard surface
Term
1)Core:
2)Photosphere:
3)Chromosphere:
4)Corona:
Definition
1)the center of the sun
2)the visible surface of the sun
3)the invisible layer between the edge and what we see (except during eclipses)
4)the invisible halo (except during eclipses)
Term
1) Prominence:
2) Granule:
3) Sunspot:
4) Solar Flare:
Definition
1) An arc of flame off the sun's surface
2) Areas where the gases separate, creating an effect like a salt in watercolors
3) A dark spot on the sun where there's a magnetic storm
4) A place where a flame licks up from the sun's surface
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