FridayOctober 5, 2012

(Quiz 6; WS – Planetary Info

Chart)

The Launch PadFriday, 10/5/12

Explain why the rocky, terrestrial planets in our solar formed close to the Sun, while the gas giants formed farther from the

Sun.

The Launch PadFriday, 10/5/12

The planets were all formed from a rotating mass of gas, dust clouds (some of the heavier elements.)

Closer to the sun, the temperatures were so high than only the heavier

elements like iron nickel, and silicates could form solid grains.

The hydrogen and helium gases and ices formed together in the outer Solar System where it was much

cooler.

Can you identify the following?the constellation of Orion

the Orion Nebula

Can you identify the following?

the Horsehead Nebula

Can you identify the following?

the Eagle Nebula

Can you identify the following?

Announcements

Assignment Currently Open

Summative or

Formative?Date Issued Date Due Date Into

GradeSpeed Final Day

Quiz 4 S4 9/21 9/21 10/5

Project – Stellar Modeling

F8 9/26 10/2 10/2

Quiz 5 S5 9/28 9/28 10/12

Recent Events in Science1st Year-Long Space Station Mission

May Launch in 2015http://www.space.com/17878-astronauts-year-mission-space-station.htmlRead All About

It!The first 12-month mission to the International Space Station may launch in 2015, according

to Russian media reports.Under the plan, two astronauts

(one Russian and one American) would blast off in

March 2015 on an experimental endurance mission that's twice

as long as current space station stays.

Quiz 6

Planetary Info ChartMercury Venus Earth Mars Jupiter Saturn Uranus Neptune

Terrestrial or Gas Giant?

# of Known Moons

Distance from Sun

Length of Day

Length of Year

Terr Terr Terr Terr Gas Giant

Gas Giant

Gas Giant

Gas Giant

0 10 632 2762 13

0.3 AU 0.7 AU 1.7 AU1.0 AU 30 AU5.0 AU 19 AU9.0 AU

59 days 243 days

24 hours

10 hours

25 days 15 hours

10.5 hours

18 hours

88 days 225 days 687 days365.25 days

12 years 30 years 165 years

84 years