Practice Kepler's Laws

Which object would have an eccentricity closest to 0?

• Red

• Green

• Blue

• Yellow

• Pink

Which object would have an eccentricity closest to 1?

• Red

• Green

• Blue

• Yellow

• Pink

Tags

NGSS.MS-ESS1-2

Planets orbit the Sun in a shape called a(n)

• circle
• ellipse
• focus
• perihelion

When a planet orbits the Sun, one of the foci of the elliptical orbit is 

• the axis
• the perihelion
• the center
• the Sun

A perfect circle has an eccentricity of ______.

• 0
• .99
• 1
• 2

Which diagram shows a planet with the least eccentric orbit?

• 1
• 2
• 3
• 4

Which orbit is most eccentric? 

• 1
• 3
• 4
• 5

What is eccentricity? 

• a measurement of how elliptical an orbit is. 
• a measurement of the distance between the planet and the sun
• a measurement of how long the planet takes to rotate around the sun
• none of these

An ellipse is drawn around two points called

• aphelion
• perihelion
• foci
• axis

Our solar system can best be described by the ______________ model.

• heliocentric

• geocentric

• ellipticalcentric