'Intergalactic space' presentation slideshows

Unit 10 & 11 Light years, Theories and Characteristics of the Universe

Unit 10 & 11 Light years, Theories and Characteristics of the Universe. Light year is: . Distance that light travel in a vacuum in one year, about 9.5 trillion km- which is used to record distances between stars and galaxies. Light year is : . Light year is not: .

1.72k views • 151 slides

578 views • 47 slides

Galaxies

Galaxies . Chapter Twenty-Six. Guiding Questions. How did astronomers first discover other galaxies? How did astronomers first determine the distances to galaxies? Do all galaxies have spiral arms, like the Milky Way? How do modern astronomers tell how far away galaxies are?

689 views • 44 slides

Twinkle,Twinkle, Little Star

262 views • 12 slides

The Universe

The Universe. The Universe is commonly defined as the totality of existence, including planets, stars, galaxies, the contents of intergalactic space, the smallest subatomic particles, and all matter and energy . Similar terms include the cosmos, the world, reality, and nature.

231 views • 6 slides