Unit 4 LS2 Lab Prep Elliptical Orbits

What is the eccentricity of a perfect circle?

• 1.00

• 0.001

• 0.00

• 0.5

How long is the length of the string we are using in the lab?

• 20 cm

• 30 cm

• 2 inches

• 50 cm

Which of Kepler's Laws is modeled in the lab?

• Kepler's First Law

• Kepler's Second Law

• Kepler's Third Law

• Kepler's Fourth Law

For planets in our solar system, what is at one of the foci of their orbit?

• the moon

• alpha centauri

• the sun

• nothing

What is the formula for calculating eccentricity?