Galaxies

0.0(0)
Studied by 0 people
call kaiCall Kai
Locked
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
GameKnowt Play
Card Sorting

1/7

encourage image

There's no tags or description

Looks like no tags are added yet.

Last updated 5:59 PM on 8/14/26
Name
Mastery
Learn
Test
Matching
Spaced
Call with Kai
Chat

No analytics yet

Send a link to your students to track their progress

8 Terms

1
New cards

What are the 3 main types of galaxies

Spiral

Irregular

Elliptical

2
New cards

Describe a Spiral galaxy

Central bar, spiral arms extending outwards.

3
New cards

Describe an Irregular galaxy

Galaxies with an irregular shape.

4
New cards

Describe an Elliptical galaxy

An oval shaped galaxy with little gas and dust.

5
New cards

Who first proposed that the universe was expanding

Georges Lemaitre

6
New cards

What are Globular Star Clusters

Large dense and old with millions of old stars in a sphere shape.

7
New cards

What are Open Star Clusters

Smaller, less dense, younger clusters with dozens to hundreds of young stars in an irregular shape.

8
New cards

When did the universe begin expanding

13.8 billion years ago with the Big Bang