1
2
3
4
5
100
There a blank of amount of planets in our solar system
What is eight
100
How do the tilts of planets vary?
The tilts are chaotic
100
The time of the exam
1:30
100
Where did the Earthʼs water come from
Comets and Volcanoes
100
How fast do Earth's plates move?
The speed your fingernails grow
200
The planets are not visible to the naked eye
What is Neptune and Uranus
200
How are atmospheres of Venus/ Mars different from Earth?
dominantly CO2
200
When did life first evolve?
3.8 billion years ago
200
Where is Mercury seen in the sky
Never far from the Sun Never > 2 hours from Sunrise/Sunset
200
Why does Earth’s axis not change direction during the year?
Conservation of angular momentum
300
This day lasts 23:56:04
What is a Sidereal Day
300
What happened at 4.568 b.y. ago?
accretion
300
This happened 3.909 b.y. ago?
late heav y bombardment
300
Immanuel Kant first proposed this
Begin with interstellar cloud of gas + dust Origin of Sun and Solar System
300
Which is larger, circular or escape velocity ?
What is Escape Velocity
400
This is One apparent revolution of the Sun
What is a solar day
400
These phases appear before / after solar eclipses?
What is waning, eclipse, waxing
400
Where do asteroids hang out?
in the Asteroid belt bet ween Mars and Jupiter
400
What are asteroids like?
dirt y beanbags
400
The big Whack did this
What is the formation of our moon
500
This is the projection of equatorial plane into space
What is the Celestial equator
500
This eclipse makes a partial shadow
What are penumbral eclipses
500
This causes seasons
seasons over whelmingly due to tilt of Earth’s axis
500
Which phases appear before / after lunar eclipses?
What is waxing, eclipse, waning
500
What are the results of the Coriolis Effect
Vortices, Hurricanes
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