Unit 4: Gravity and Orbital Motion

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

• circle
• ellipse
• focus
• perihelion

Kepler's 2nd Law deals with

• the shape of the planets' orbits

• the area the planet travels

• the length of time/period it takes the planet to orbit the sun

Tags

NGSS.HS-ESS1-4

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

• faster
• slower

Tags

NGSS.MS-ESS1-2

The farther away a planet is from the sun, the _______ it takes it to orbit the sun once. 

• longer
• shorter

Tags

NGSS.MS-ESS1-2

What does Kepler's 1st Law state?

• all planets move in elliptical shaped orbits around the sun

• all ellipses have one foci

• the area that a planet revolves around the sun is equal

• the speed that a planet revolves around the sun changes

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

The path a planet travels around the sun is called its 

• orbit
• ellipse
• barycenter
• precession

Tags

NGSS.MS-PS2-4

What does Kepler's 2nd Law state? 

• during a planet's orbit, the planet will sweep out equal areas in its orbit in equal amounts of time
• all areas are equal in space
• triangles have equal areas
• no two points in a planet's orbit are equal

Tags

NGSS.HS-ESS1-4

What is Kepler's 1st Law?

• Law of Orbits
• Law of Areas
• Law of Periods

Tags

NGSS.HS-ESS1-4

What is Kepler's 2nd Law?

• Law of Orbits
• Law of Areas
• Law of Periods

Tags

NGSS.HS-ESS1-4

What is Kepler's 3rd Law?

• Law of Orbits
• Law of Areas
• Law of Periods

Tags

NGSS.HS-ESS1-4