Ellipses/Eccentricity

Question 1

What is eccentricity?

Accepted Answer

a number describing an oval

Question 2

To determine eccentricity, what is the bottom number of the equation?

Accepted Answer

length of major axis

Question 3

Using your ESRT, which planet has the highest eccentricity?

Accepted Answer

Mercury

Question 4

Earth's orbit is closest to which shape?

Accepted Answer

a circle

Question 5

What units do you use to measure numbers for the eccentricity equation?

Accepted Answer

centimeters

Question 6

What is the lowest possible eccentricity?

Accepted Answer

0.0

Question 7

What is the shape of Earth's orbit?

Accepted Answer

a slight ellipse

Question 8

What is the highest possible eccentricity?

Accepted Answer

1.0

Question 9

To determine eccentricity, what is the top number of the equation?

Accepted Answer

distance between focal points

Question 10

Using your ESRT, which planet has the lowest eccentricity?

Accepted Answer

Venus

Question 11

What is an ellipse?

Accepted Answer

an oval

Question 12

What is the eccentricity of Earth's orbit?

Accepted Answer

0.017

Question 13

How many center points are in an ellipse?

Accepted Answer

2

Question 14

What units do you use to describe eccentricity?

Accepted Answer

no units

Question 15

What does an oval with the highest eccentricity look like?

Accepted Answer

a line

Question 16

What are the center points in an ellipse called?

Accepted Answer

focal points

Question 17

Where is the sun located, in reference to Earth's orbit?

Accepted Answer

at one of the focal points

Question 18

What does an oval with the lowest possible eccentricity look like?

Accepted Answer

a circle

Questions 18