8th Grade Ch. 3 Sec. 6 Is There Life Beyond Earth
Upcoming SlideShare
Loading in...5
×
 

8th Grade Ch. 3 Sec. 6 Is There Life Beyond Earth

on

  • 1,179 views

 

Statistics

Views

Total Views
1,179
Views on SlideShare
1,179
Embed Views
0

Actions

Likes
1
Downloads
41
Comments
0

0 Embeds 0

No embeds

Accessibility

Categories

Upload Details

Uploaded via as Microsoft PowerPoint

Usage Rights

© All Rights Reserved

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Processing…
Post Comment
Edit your comment

8th Grade Ch. 3 Sec. 6 Is There Life Beyond Earth 8th Grade Ch. 3 Sec. 6 Is There Life Beyond Earth Presentation Transcript

  • Ch. 3 Sec. 6 Is There Life Beyond Earth ?
  • Are we alone?
  • e xtra t errestrial life
    • life other than that on Earth
  •  
  •  
  •  
  • favorable conditions needed for life as we know it liquid water suitable temp. range & atmosphere sunlight or other energy source
  • Goldilocks condition
    • temp. not too hot- not too cold
        • Earth = just right
  • Extreme Conditions- bacteria in hot springs show that range of conditions in which life can exist - much greater than scientists once thought
  • covered by layer of ice-possibly liquid H 2 0 under possibly fossils in meteorite Voyager & Galileo missions areas on Mars looked like stream beds w/ paths of water- possible evidence may have had running water moon of Jupiter Viking missions- tested air & soil for signs of life Life on Europa Life on Mars
  • VIKING ORBITER VIEW OF MARS surface of Mars looks like streambeds w/ crisscrossing paths of water – maybe Mars had flowing water??
  • possible fossil bacteria in Mars meteorite
  •  
  • Scientists have discussed sending a robotic probe to search for life in the ocean below Europa’s icy crust.
  • So, is there life beyond Earth? ?????????? ??????????
  • 2. Extraterrestrial Paragraph
    • Name of extraterrestrial
    • Where it comes from
    • What it eats
    • How it lives in its environment
    1. Make an extraterrestrial