Unit 7- space vocab

A large group of stars held together by gravity- there are millions of them in the universe

• galaxy

• star

• comet

• Oort Cloud

Tags

NGSS.MS-ESS1-2

made mostly of hydrogen and produces energy through fusion

• galaxy

• nebula

• meteoroid

• star

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

similar to the Doppler effect; light stretching over distance as it moves away

• Doppler

• red-shift

• comet

• radiation

Tags

NGSS.HS-ESS1-2

a tiny planet-like object; potentially piece of a planet

• planetesimal

• comet

• meteoroid

• asteroid

Tags

NGSS.MS-ESS1-3

an area of our solar system filled with icy objects and up to 100,000 AU from the sun

• Kuiper belt

• Oort Cloud

• nebula

• galaxy

can be a forming-ground for stars; can be created from the remnants of a dead star

• nebula

• Big Bang

• galaxy

• red-shift

"space rocks" that sometimes hit our atmosphere and burn up as they fall

• asteroid

• meteoroid

• comet

• galaxy

in general, means to accumulate; in astronomy this accumulation is often of gas and dust

• differentiation

• asteroid

• oort cloud

• accretion

widely recognized explanation of origins of the universe

• galaxy

• red-shift

• big bang

• Kuiper belt

Tags

NGSS.HS-ESS1-2

joining of particles, releases energy

• differentiation

• fusion

• accumulation

• combining

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8