Kepler's Laws of Planetary Motion

Front

What are the two points around which an ellipse is drawn?

Back

Foci

Front

What is the formula for eccentricity?

Back

Distance between foci / Length of major axis

Front

What condition would produce an orbit with a greater eccentricity?

Back

An increase in the distance between the Sun and F2.

Tags

NGSS.HS-ESS1-4

Front

What is the eccentricity of a perfect circle?

Back

0

Front

What is the term for the point where a planet is farthest from the Sun in its orbit?

Back

Aphelion

Tags

NGSS.HS-ESS1-4

Front

What is the term for the point where a planet is closest to the Sun in its orbit?

Back

Perihelion

Tags

NGSS.HS-ESS1-4

Front

How does eccentricity affect the shape of an orbit?

Back

Higher eccentricity means a more elongated orbit.

Tags

NGSS.HS-ESS1-4

Front

What is the range of eccentricity values for elliptical orbits?

Back

0 < eccentricity < 1

Tags

NGSS.HS-ESS1-4

Front

What does an eccentricity of 1 indicate?

Back

A parabolic trajectory.

Tags

NGSS.HS-ESS1-4

Front

What does an eccentricity greater than 1 indicate?

Back

A hyperbolic trajectory.

Tags

NGSS.HS-ESS1-4