Models
Solar System Data Table
Kepler
Solar System
Planetary Motion
100
This model of the solar system puts the Earth in the center
Geocentric
100
This planet has an eccentricity of 0.054
Saturn
100
Which is the order of the planets from shortest period of revolution to longest?
A-B-C-D
100
What is the inferred age of our Solar System?
4.6 billion years old
100
The motion that involves every part of an object spinning around an axis.
What is rotation?
200
This model of the solar system puts the sun in the center
Heliocentric
200
Which of our 8 planets is the furthest mean distance from the sun
Neptune
200
If planets A, B, C, and D have the same mass and are located at the positions shown in the diagram, the planet that has the greatest gravitational attraction to the star is
A
200
Name the seventh planet from the Sun.
Uranus
200
This planetary motion determines how long a year will be on a planet.
Revolution / orbiting
300
All planetary orbits are this shape
An ellipse
300
The source of most comets in our solar system
The Oort cloud
300
Planet A travels fastest in its orbit at location 
Planet A travels fastest in its orbit at location
3
300
An asteroid belt is found between the orbits of which 2 planets?
Mars and Jupiter
300
What happens to a planet's orbiting speed/velocity as it gets closer to the Sun?
increases
400
Kepler's 2nd law states that a planet
Sweeps out equal areas in the same amount of time
400
This planet has a longer day than its year
Venus
400
The 2 spots the planetary orbits revolve around
Foci
400
Which type of planets are dense, rocky, and smaller?
Terrestrial
400
What is the shape of an ellipse with an eccentricity of 0 (zero)?
A [perfect] circle
500
This planet has the greatest equatorial diameter
Jupiter
500
Which planet is closest in size to Earth?
Venus
500
The term for speed of revolution
Orbital Velocity
500
Which planet has the most eccentric/elliptical orbit?
Mercury
500
What is the formula for calculating eccentricity?
Distance between foci / Length of Major Axis