Orbits and Eccentricity

Front

A perfect circle has an eccentricity of ______.

Back

0

Front

The flattest ellipse before it becomes a line will have an eccentricity of _______.

Back

.99

Front

The period of the earth's orbit around the sun is ____.

Back

1 year

Front

Which planet has an orbital eccentricity most like the orbital eccentricity of the Moon? Options: Earth, Saturn, Mars, Mercury

Back

Saturn

Front

The gravitational attraction between the star and the planet will be greatest at position

Back

A

Front

Which planet takes more time to complete one rotation on its axis than to complete one revolution around the Sun? Options: Mercury, Venus, Mars, Jupiter

Back

Venus

Front

Which diagram shows a planet with the least eccentric orbit?

Back

1

Front

Which diagram shows a planet with the most circular orbit?

Back

1

Front

What is the maximum eccentricity an ellipse can be?

Back

1

Front

Calculate the eccentricity for the following orbit.

Back

0.6