Pre/Post Assessment: Kepler's Laws

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

• circle
• ellipse
• focus
• perihelion

Tags

NGSS.MS-ESS1-2

The place where a planet is farthest away from the Sun in its orbit around the Sun is called the

• aphelion
• perihelion

Tags

NGSS.MS-ESS1-2

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.

• the sun being the center point.

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

• faster
• slower

Tags

NGSS.MS-ESS1-2

Kepler's first law states that the orbits of the planets are oval in shape or 

• ellipses
• perfect circles

An ellipse is drawn around two points called

• aphelion
• perihelion
• foci
• axis

When a planet orbits the Sun, one of the foci of the elliptical orbit is 

• the axis
• the perihelion
• the center
• the Sun

Weight can best be described as?

• The amount of atoms in an object
• The gravitational force exerted on an object
• The size of an object
• The compactness of an object

Tags

NGSS.MS-PS2-4

Mass can best be described as?

• The amount of atoms in an object
• The gravitational force exerted on an object
• The size of an object
• The compactness of an object

A perfect circle has an eccentricity of ______.

• 0
• .99
• 1
• 2