Universe Practice Test Part 2

Which of Kepler's Laws is illustrated by this diagram?

• Kepler's 1st Law

• Kepler's 2nd Law

• Kepler's 3rd Law

What is true of these areas?

• They are equal

• The area near aphelion is greater

• The area near perihelion is greater

An orbiting object is traveling fastest at​ (a)  

• Perihelion
• Aphelion

What is the eccentricity of this ellipse?

• 0.5

• 2

• 0.865

• 0.135

Which of Kepler's Laws is illustrated here?

• Kepler's 1st Law

• Kepler's 2nd Law

• Kepler's 3rd Law

If the eccentricity of an ellipse is 0.125 and the aphelion is 22 m what is the length of the semi-major axis of the ellipse?

• 22 m

• 2.75 m

• 176 m

• 19.56 m

• 25.14 m

Label the following parts of the ellipse

e

d

c

b

a

Semi-major axis

Semi-minor axis

Focus

aphelion

perihelion

Which of Kepler's Laws is illustrated by this image?

(File:Newton revolving orbit 3rd subharmonic e0.6 240frames smaller.gif)

• Kepler's 1st Law

• Kepler's 2nd Law

• Kepler's 3rd Law

Kepler's 2nd Law deals with 

• the shape of the planets' orbits
• the speed/area the planet travels 
• the length of time it takes the planet to orbit the sun

Which of the following ellipses is the least eccentric?

• 
• 
•