Unit 2: Astronomy

Which of the following correctly places these in order from LARGEST to SMALLEST?

• galaxy -- local group/cluster -- planet -- solar system -- universe

• universe -- local group/cluster -- galaxy -- solar system -- planet

• planet -- solar system -- galaxy -- local group/cluster -- universe

• universe -- galaxy -- solar system -- local group/cluster -- planet

Tags

NGSS.MS-ESS1-3

The theory that explains the formation of the solar system is called ____.

• Nebulis Theory
• Nebular Theory
• Big Bang Theory
• Big Nebulan Theory

Tags

NGSS.HS-ESS1-6

When a planet is closest to the sun in it's orbit, it is called ____.

• perihelion
• aphelion
• parahelical
• aphahelical

What is the shape of a planet's orbit?

• circular
• elliptical
• spherical
• round

Tags

NGSS.MS-ESS1-2

Planets move in elliptical orbits is Kepler's _____ Law.

• 1st
• 2nd
• 3rd
• 4th

Planets that are farther from the sun have larger orbits is Kepler's ___ Law.

• 1st
• 2nd
• 3rd
• 4th

Tags

NGSS.MS-PS2-4

Line drawn from the sun to planet sweeps out equal areas in equal time is Kepler's _____ Law.

• 1st
• 2nd
• 3rd
• 4th

Tags

NGSS.HS-ESS1-4

If a planet is closer to the sun, its orbit will be _____ than one farther away. 

• longer
• slower
• bigger
• shorter

Tags

NGSS.MS-ESS1-2

Kepler's 2nd Law states that a planet's velocity is ____ when farther from the sun.

• fastest
• slowest
• unchanged
• the same

Tags

NGSS.HS-ESS1-4

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

• aphelion
• perihelion

Tags

NGSS.HS-ESS1-4