Kepler's 1st Law
Kepler's 2nd Law
Kepler's 3rd Law
Parts of an Ellipse
Vocabulary
100
Kepler's 1st name
What is JOHANNES?
100
Kepler's 2nd Law states that a line between the sun and a planet will sweep out equal areas in equal ____?
What is TIME?
100
Kepler's 3rd Law describes the relationship between the average distance of a planet from the sun and the __ __ of a planet?
What is the ORBITAL PERIOD?
100
Ellipses are like flattened circles, that don't have a center, but rather have TWO of these...
What are FOCI?
100

the brightness of a star

What is an luminosity?

200

Kepler's 1st Law states that planets move about the sun in this type of orbit (describe the shape)

What is ELLIPTICAL?

200
Kepler's 2nd Law states that a line between the sun and a planet sweeps equal _____ in equal times?
What is AREAS?
200

What is the eccentricity of the earth?

What is 0.017?

200
this axis on an ellipse passes through both of its foci
What is the MAJOR AXIS?
200
an element with atomic number of 1

What is hydrogen?

300

Kepler's 1st Law is also known as the "_______ Law"

What is the Shape Law?

300

Kepler's 2nd Law is also known as the "______ Law"

What is the Speed Law?

300

Kepler's 3rd Law is also known as the "Law of ____"

What is the time law?

300
in an ellipse, as a planet approaches this point, it speeds up...
What is PERIHELION?
300

describing evidence with numbers

What is an QUANTITATIVE?

400
Kepler's 1st Law states that planets move about the sun in elliptical orbits, with "this" object at one focus of the ellipse
What is the SUN?
400

DAILY DOUBLE: What direction does a gravity vector of a planet always point when it is orbiting?

What is the SUN?

400
this planet within our solar system is the LEAST eccentric
What is VENUS?
400
in an ellipse, as a planet approaches this point, it will slow down...
What is APHELION?
400
a motion that describes a planet spinning on an axis

What is ROTATION?

500
Kepler based his three laws of planetary motion upon this man's observations
Who is TYCHO BRAHE?
500

If the distance between the foci is 2 AU and the major axis is 6 AU, what is the eccentricity of the planet?  (Hint: e=distance between foci/major axis)

What is 0.333?

500
This planet found within our solar system is the MOST eccentric (assuming Pluto is NOT a planet)
What is MERCURY?
500
For a perfect circle, e=?
What is 0?
500

the time required for a body to complete a single orbit

What is ORBITAL PERIOD?

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