SCIENCE PROJECT

INTRO

• Do you know why Pluto is considered a dwarf planet ?
• Do you know what a space probe is ?
• Do you know what the Pluto debate was really about ?
• Or even what a astronomical unit is ?

PLANETS & PLUTO

• Pluto is now classified as a dwarf planet since august 24,2003
• Pluto and earth have a lot similarities and differences
• The surface is covered in ice and yellow patches
• Earth has land masses water and human life
• Plutos atmosphere is full of nitrogen, also carbon monoxide and methane

CONTIUED...

• Earth has a atmosphere of nitrogen oxygen etc.
• Pluto cuts into neptunes orbit every 22 years
• Earth basically stays on the same path
• A cool thing is if earth were closer to the sun
• Pluto would be a planet

SPACE PROBE

• Space probes are space crafts that travel through space to collect
• Science information some probes measure properties space ,
• Others probes use telescopes or other instruments to study
• Planets , stars , and galaxies that are far away .
• Using space probes cost less money because there un piloted

ASTRONOMICAL UNIT

• Do you know what a astronomical unit is?
• A astronomical unit is unit of measurement equal
• To 149.6 million kilometers it's the mean distance
• From the center of the earth to the center of the sun .
• It's used for distance within our solar system