Astronomy
Eccentricity
Page 15 ESRT
Misc.
Rotation & Revolution
100

This motion gives a planet night and day

What is the rotation of the Earth?

100

Measurement of the ovalness of an ellipse

What is Eccentricity?

100

This is the luminosity of the Sun

What is one?

100

This is the age of our Solar System

What is 4.6 billion years old ?

100

This is the time it takes to complete one rotation

what is 24 hours?

200

This motion gives a planet it's year

What is revolution?

200

The force that causes a planet to speed up as it gets closer to the Sun

What is gravity?

200

This is the eccentricity of Earth

What is 0.017?

200

A super massive star becomes this at the end of it's life

What is a black hole or neutron star?

200

This is the time it takes to complete one revolution

What is 365 days?

300

These are all of the Terrestrial planets.

What are Mercury, Venus, Earth and Mars?

300

The eccentricity of this is zero

What is a circle?

300

This planet has the lowest eccentricity

What is venus?

300

This event occurred approximately 13.7 billion years ago that lead to the formation of Earth and the Universe

What is the Big Bang?


300

The Foucault Pendulum and Coriolis Effect are the best evidence for this.

What is Earth's rotation?

400

This is located between Mars and Jupiter

What is the Asteroid Belt?

400

This is the amount of decimal places we round eccentricity to

What are 3 decimal places?

400

This planet has the most elliptical orbital

What is Mercury?

400

This was discovered throughout the Universe and provided evidence of the Big Bang

What is cosmic background radiation?

400

The two things change throughout the year and provide the best evidence of Earth's revolution.

What are the change of seasons and change of constellations?

500

The formation of heavier elements from lighter elements inside a star.

What is Nuclear Fusion? 

500

When the distance between foci increases, the eccentricity does this

What is increase? 

500

These 2 planets have the most similar shaped orbits

What are Jupiter and Uranus?

500

The Doppler Effect showing a red shift proves this about our galaxies

What is the universe expanding/ galaxies are moving away?

500

This is the rate of rotation and rate of revolution.

What is 15o per hour for rotation and 

1o per day for revolution?