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Science Module A Chapter 1 - Stars in the Universe - PowerPoint PPT Presentation


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Stars in the Universe Module A Chapter 1 Grade 6 Scientists measure the distance to stars in… light-years Light travels from the sun to Earth in about… 8 minutes The hottest stars are… blue The sun is a… mid-life star & is the closest star to Earth Stars are found in groups called…

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stars in the universe

Stars in the Universe

Module A

Chapter 1

Grade 6

the sun is a
The sun is a…
  • mid-life star
  • & is the closest star to Earth
elliptical galaxy
Elliptical Galaxy
  • Shaped like sphere that is stretched out at ends
spiral galaxy
Spiral Galaxy
  • Sweeping arms extending from a densely packed center
  • The Milky Way is a spiral galaxy
irregular galaxy
Irregular Galaxy
  • Contains many young stars
  • Generally the smallest of the 3 galaxies
slide10

Earth is a planet in our solar system. The solar system is on one of arms of a spiral galaxy called the Milky Way. The Milky Way is in a group of galaxies called the Local Group. This group is part of the universe.

Universe

stars begin to form when
Stars begin to form when…
  • hydrogen & dust are pulled into a ball by gravity
slide12
The energy inside a star that results in visible light is produced by..

nuclear fusion

Two atoms fuse together by the process of…

nuclear fusion

slide16

This page was copied from Nick Strobel\'s Astronomy Notes. Go to his site at www.astronomynotes.com for the updated and corrected version.

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