Orbits and Kepler's Laws

Front

As distance between two objects increase the pull of gravity

Back

Decreases

Front

As mass increases, what happens to gravitational force?

Back

increases

Front

Which model has greater gravitational attraction (if any): Model A, Model B, Both Model A and Model B (same gravity)?

Back

Model A

Front

Planets orbit the Sun in a shape called a(n)

Back

ellipse

Front

An ellipse is drawn around two points called

Back

foci

Front

Where is the planet moving faster? Options: Position A to B, Position B to C, Position H to I, Position I to J

Back

Position A to B

Front

What has an eccentricity of zero? Options: a straight line, a large ellipse, a circle, a small ellipse

Back

a circle

Front

A planet moves __________ when it is farthest from the sun.

Back

slower

Front

Kepler's 2nd Law deals with

Back

the area the planet travels

Front

What does Kepler's 1st Law state?

Back

all planets move in elliptical shaped orbits around the sun