Eccentricity

What is the distance between the foci of this ellipse rounded to the nearest tenth?

• 4.3
• 4.0

• 3.7

• 3.0

What is the length of the major axis of this ellipse to the nearest tenth?

• 17.6
• 17.4

• 17.0

• 16.9

Which orbit is more eccentric...Mars or Mercury?

• Mars

• Mercury

Tags

NGSS.MS-ESS1-3

The amount of ovalness in an orbit is called its . . .

• eccentricity

• orbital period

• rate of rotation

• rate of revolution

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

• circle
• ellipse
• focus
• perihelion

Tags

NGSS.MS-ESS1-2

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

• the axis

• the perihelion

• the center

• the Sun

The planets in our solar system all have ______________ orbits.

• spherical

• elliptical

• circular

• highly eccentric

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

• heliocentric

• geocentric

• ellipticalcentric

Tags

NGSS.MS-ESS1-2

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

• circle
• ellipse
• focus
• perihelion

Tags

NGSS.MS-ESS1-2

Which planet has an eccentricity most like the eccentricity of the Moon?

• Earth

• Saturn

• Mars

• Mercury