Wednesday
April 16, 2014

Search: Astronomy/Conversion

Number of results: 2,158

physics, I'm stuck
thanks! but when i checked the conversion online, 750 dyne converts to 75 Pa, not 75kPa, which conversion is correct? Is there a reason you have a different conversion, that I'm not seeing?
Thursday, January 27, 2011 at 11:16pm by trace

world history
8. What strategy did Buddhist and Christian missionaries employ to spread their faith that Muslims didn't? A. Conversion of kings and other elite figures B. Use of artifacts C. Forceful conversion of others [D. Conversion of merchants]
Saturday, October 6, 2012 at 3:51pm by jake

world history
What strategy did Buddhist and Christian missionaries employ to spread their faith that Muslims didn't? A. Forceful conversion of others B. Conversion of merchants C. Use of artifacts D. Conversion of kings and other elite figures im 70% sure it's D what do you think
Friday, November 18, 2011 at 7:17pm by firedup

world history
What strategy did Buddhist and Christian missionaries employ to spread their faith that Muslims didn't? A. Forceful conversion of others B. Conversion of merchants C. Use of artifacts D. Conversion of kings and other elite figures im 70% sure it's D what do you think
Friday, November 18, 2011 at 7:57pm by firedup

Science 1 question....
http://www.seasky.org/astronomy/astronomy-equipment.html
Monday, January 6, 2014 at 12:57pm by Ms. Sue

Astronomy
At opposition, Saturn is observed to subtend an angular radius of 9.16 arcseconds (not including the rings). Use this and the conversion factors in our Table of Constants to find the radius of Saturn in km, rounded to three significant digits.
Sunday, December 23, 2012 at 2:33pm by sam

astronomy
what good has astronomy produced?
Monday, September 5, 2011 at 12:52pm by Varia

math (conversion)
show the process of a conversion of 1 furlong/1 fortnight to meters per second
Tuesday, February 6, 2007 at 12:03am by brian

Chemistry
What is the conversion for kPa to atm What is the conversion for dm^3 to L
Tuesday, October 23, 2007 at 10:51pm by Lauren

math
Q. Naomi has a formula that allows her to convert Clesius temperatures to Farenheit temperatures. She needs a formula for converting Fahrenheit temperatures to Celsius tempertures. What advice can you give her? I am thinking that I just reverse the preocess of the first ...
Wednesday, January 24, 2007 at 10:54am by catalina

C Programming
Logically, you do not need to choose the conversion, because you are not going to convert from C to C, nor from F to F. If it is a requirement, you can modify accordingly. char answer=' '; ... do { printf("Enter 'C' for Celsius or 'F' for Fahrenheit:"); answer=getc(stdin); // ...
Friday, September 25, 2009 at 3:55pm by MathMate

astronomy
what are the contributions of astronomy?
Monday, August 29, 2011 at 7:32pm by Varia

astronomy
what is the meaning of astronomy?
Sunday, August 28, 2011 at 3:32pm by Anonymous

Astronomy
The first thing you should learn when studying astronomy is that it is not astrology. Astrology is not a science. Objects weigh about 1/6 as much on the moon as they do on Earth.
Saturday, March 16, 2013 at 8:24pm by drwls

Chemistry-Conversions
just bop on over to wikipedia and look up Conversion of Units go to the Pressure section, and you can get the conversion factors you need.
Thursday, May 3, 2012 at 11:27am by Steve

astronomy
http://en.wikipedia.org/wiki/Astronomy
Sunday, August 28, 2011 at 3:32pm by Ms. Sue

Astronomy
First compute the mass of the asteroid from its density and radius,r. Call it m. m = (4/3)pi*r^3 Then compute E = G*M*m/R, where R is the radis of the Earth M is the mass of the Earth m is the mass of the asteroid G is Newton's universal constant of gravity E is the energy of ...
Sunday, December 23, 2012 at 2:35pm by drwls

astronomy
At a more northern latitude, but still in the southern hemisphere. Figure out how many degrees of longitude correspond to 100 km and add it to -45. It's roughly one degree. Is this really what they are considering astronomy these days?
Friday, January 28, 2011 at 3:10pm by drwls

Astronomy
This sounds more like geology (or planetary studies) than astronomy. Presumably the direction of plate motion changed where there is a bend in the chain. So.. Divide 4000*10^3 m by 0.08 m/year. You get 50 million years.
Thursday, November 24, 2011 at 8:36pm by drwls

Currency Conversion Test Procedure
Here are some Currency Conversion program sites: http://search.yahoo.com/search?fr=mcafee&p=Currency+Conversion+program Sra
Monday, June 20, 2011 at 11:34pm by SraJMcGin

astronomy
Two stars in a binary system are determined from their position on the H-R diagram and the mass-luminiosity relation to have a combined mass of 8 M. Their orbital period, P, is 1 year. What is their orbital seperation, a? http://en.wikibooks.org/wiki/Astronomy/Mass
Friday, April 27, 2007 at 12:42pm by Sethi

chemistry
what is the difference between to convert and conversion ex. convert 623.5 F to K ex. conversion 203.77miles/sec to cm/nsec
Tuesday, February 24, 2009 at 8:40pm by adrian

Phyics - Astronomy
This is a mini course in coordinate systems and conversion. Hour angle her is 15*3 degrees. Declination is 35 This is not easy for a beginner. If you look, there are computer applets for this on the internet. http://en.wikipedia.org/wiki/Celestial_coordinate_system#...
Sunday, September 11, 2011 at 9:18pm by bobpursley

math
This is more medical conversion factors than mathematics. Try placing your question in the science section. The medical terms does not make the conversion factor easy to play with.
Friday, February 15, 2008 at 1:06am by Guido

Math help - Conversion
Sir this was not helpful I'm talking about the method in using the conversion with the area and the rule Off course and obviously a grade 10 accelerated student would definitly know that !!
Sunday, November 25, 2007 at 11:54am by Student A

college physics
The conversion factor for meters to miles is (1 mile/1609 m). The conversion factor for sec to hours is 3600 s/hr. Multiply 3.00*10^8 m/s by both factors.
Sunday, September 7, 2008 at 8:48am by drwls

chem
A carbon nucleus has six protons and six neutrons. How many electrons would it take to equal the mass of a carbon nucleus? my teacher said 6pt x conversion to make kg and then add that to 6nx conversion to make kilograms. then that times conversion for electrons. so kg x 1e-/....
Tuesday, September 21, 2010 at 4:14pm by Sara

Chemistry (Check)
Completion 1)1 2)conversion factor 3)change 4)Dimensional anaylsis 5) Whenever two measurement are equal, or equivalent, a ratio of these two measurements will equal ___1____. A ratio of equivalent measurement is called a ___2___. When a measurement is multiplied by a ...
Wednesday, January 24, 2007 at 6:24pm by Bryan

Astronomy
Few question about astronomy: 1.how many centimetres is equivalent to a light-nanosecond 2. How long is an astronomical unit (AU) in light-minutes (1min, i.e., the distance that light travels in a vacuum in one minute)? Please show the calculation if there is any Thanks
Tuesday, September 13, 2011 at 5:07am by KD

Heat transfer: conversion
is it possible to convert British thermal unit/ pound*Rankine to pound force*ft/pound mass Fahrenheit? if so, what is the conversion to and from?
Sunday, March 7, 2010 at 12:35pm by ttn

Physical Science
Physics + Chemistry = Physical Chemistry Biology + Chemistry = Biochemistry Organic Chemistry+Geology + Chemistry = Geochemistry Astronomy + Physics = Astrophysics Biology + Geology = Paleontology Geology + Astronomy = Astrogeology Biology + Astronomy + Physics = Astronautics
Friday, June 15, 2012 at 6:48am by Elena

Astronomy/Conversion
There are 365.25 days in a year, 24 hours in a day, 60 minutes in an hour, and 60 seconds in a minute. Convert years into seconds. Show your work and keep 5 significant figures. Ok, so finding it is easy (multiply 24, 60, 60 and 365.25) but how does the significant figures ...
Wednesday, January 16, 2013 at 6:05pm by Anonymous

astronomy/conversion
There are 365.25 days in a year, 24 hours in a day, 60 minutes in an hour, and 60 seconds in a minute. Convert years into seconds. Show your work and keep 5 significant figures. Ok, so finding it is easy (multiply 24, 60, 60 and 365.25) but how does the significant figures ...
Thursday, January 17, 2013 at 7:57pm by carl

7th grade math(the metric system)
THE U.S. METRIC CONVERSION ACT CALLS FOR ? CONVERSION? THE WORD USED TO DESCRIBE THE INCH POUND SYSTEM?
Tuesday, September 9, 2008 at 8:06pm by JAMES

Currency Conversion Test Procedure
Create a set of test inputs and expected results for the Currency Conversion program.
Monday, June 20, 2011 at 11:34pm by JoJo03

ti-83 unit conversion
How do I do unit conversion using graphing calculator? For example, if you have to convert 4 miles into yards, and you don't know 1760mi=1 yd. Is there any way to do this in calculator? Thanks.
Thursday, March 13, 2008 at 1:38pm by jen

Intro to Astronomy
If 1% is left, (0.01) = (0.5)^N where N is the number of half-lives. N = 6.644 minimum age = 37,900 years There will be less than 1% left if the sample is older than that, so that is a minimum age. There is not much about astronomy here
Thursday, February 9, 2012 at 11:00pm by drwls

Math
Hmmm. Originally it said to use conversion to decimals. Now you say no conversion and no common denominators. Unless you have a really good feel for relative values of fractions, I don't see any tricks to use to sort such a list.
Wednesday, April 3, 2013 at 3:57pm by Steve

Astronomy
As I said in my answer to your other question, you must insert a ^ before exponents. you are not going to learn much astronomy with sloppy equation writing. (a) Divide the Jupiter-sun distance (in km) by the length of 1 a.u. (also in km). That will give you the number of au's...
Sunday, October 2, 2011 at 12:21pm by drwls

Chemistry
PV/T remains constant, so (75.0)(500)/(-185+271) = (55)(221.0)/T T = 28K Note that we don't really have to convert to L and Pa, because the same conversion factors would be applied to both sides of the equation. The only wrinkle is the C-K conversion, because that is ...
Friday, February 14, 2014 at 6:10pm by Steve

accounting
Bond Conversion The tramot corporation has $2,000,000 of 6 percent bonds outstanding. There is $40,000 of unamoritized discount remaining on the bonds after the March 1, 2008 semiannual interest payment. The bonds are convertible at the rate of 20 shares of $10 par value ...
Sunday, March 1, 2009 at 5:47pm by Fantasy

Science
Here are some conversion sites: http://search.yahoo.com/search?fr=mcafee&p=conversion+from+megawatts+to+kWh Sra
Monday, March 21, 2011 at 8:42pm by SraJMcGin

chemistry
_Calculating_Quantities_in_Reactions_ 1) _Blank_ in chemical equations provide mole ratios that can be used as conversion factors. 2) When calculating the numbers of particals,you can use _Blank_ as the conversion factor. 3)In making calculations involving _Blank_ you must ...
Monday, November 26, 2012 at 10:34pm by Student09

conversion
how to convert 32.2 pounds mass to pounds force, to kilograms, and to newtons? i don't want you to solve the problem, but how do lb-m and lbf, kg, and Newtons relate to eachother. do they have conversion equations like 1 feet=12 in for example
Saturday, September 27, 2008 at 10:45pm by jen

math
These types of problems are easier if you get in the habit of including the units during the conversion. It then becomes second nature when the units are less familiar. 1 km = 1000 meters so the conversion is 1000 m km-1 1 m = 100 centimeters so the conversion is 100 cm m-1 61...
Tuesday, April 19, 2011 at 9:37pm by DrRuss

astronomy
You might try here: http://search.yahoo.com/search?fr=mcafee&p=in+astronomy%2C+how+long+is+the+precession+cycle Sra
Sunday, August 29, 2010 at 4:16pm by SraJMcGin

FINANCE
Cash conversion cycle American Products is concerned about managing cash efficiently. On the average, inventories have an age of 90 days, and accounts receivable are collected in 60 days. Accounts payable are paid approximately 30 days after they arise. The firm has annual ...
Monday, October 19, 2009 at 9:44pm by RAVEN

Astronomy-HELP PLEASE!!!!!
This is definitely NOT my area, so here are some Astronomy Tutorials (quasars) to go through: http://www.google.com/search?q=ASTRONOMY+TUTORIALS+-+QUASARS&ie=utf-8&oe=utf-8&aq=t&rls=org.mozilla:en-US:official&client=firefox-a Sra
Monday, December 5, 2011 at 4:01pm by SraJMcGin

hindu arabic conversion
does anyone know where I can find a conversion chart of the Hindu Arabic numeral system? Everything I have searched just brings me to Roman numeral
Saturday, October 24, 2009 at 2:14pm by Anonymous

computer or math
pls help me to solve this question. thank you very much binary-decimal conversion a.101= b.1100= c.100110= d.111111= decimal binary conversion a.1216 10 b.2121 10
Thursday, May 5, 2011 at 6:46pm by jessie

Conversion Double Check
Scary thing is I am an adult... If the cost is $4.95 sq yd and the roll is 33 1/3 yards how much does it cost for the roll if it is 24" wide 36" wide etc? What is the conversion formula?
Wednesday, August 8, 2012 at 9:03pm by Steve

Physical Science
The conversion of water to ice is considered a physical change, whereas the conversion of iron to rust is considered a chemical change. Why?
Thursday, April 19, 2012 at 7:22pm by Jess

math
25.4mm is in one inch. XXXX mm * (conversion factor) and the conversion factor is (1inch/25.4mm)
Friday, March 27, 2009 at 12:26pm by bobpursley

conversion
gallon = liter * 0.264172052358148 from http://www.roseindia.net/java/java-conversion/convert-liters-to-gallons.shtml
Friday, January 2, 2009 at 10:13pm by Writeacher

chemistry
(a) (325mg)(0.001g/1.00mg)=0.325g The conversion factor is (0.001g/1.00mg) (b) (0.325g)(1 moleASA/180.2g) = _______moles ASA Can you pick the conversion factor in this step? Note: The conversion of 325mg to moles can be done in two separate steps as shown above or in a single...
Monday, April 20, 2009 at 12:26am by GK

geometry
The volume in ft^3 is (pi/6)*D^3 if you use D = 11.4 ft You do the conversion to gallons. For the accuracy they desire, they should NOT be telling you to use 7.5 gal/ft^3 as the conversion factor and pi = 3.14. I have no idea what you are using the symbol r for pi.
Saturday, December 29, 2012 at 8:32pm by drwls

Chemistry
When 1.5 grams of magnesium burns, how many grams of magnesium oxide will be formed? a) Write a balanced chemical equation for the above reaction. b) Show by unit conversion (show conversion factors, ie. 2 g H20 x 1 mole H2O/18 g H2O x ...... x ...... = answer
Friday, June 15, 2012 at 1:12pm by Ashley

chemistry
Which of the following best describes the heat engine? A. A heat engine works through the conversion of energy in the form of heat to mechanical work. B. A heat engine works through the conversion of energy in the form of heat to chemical work. C. A heat engine works through ...
Thursday, December 13, 2012 at 1:05pm by Anonymous

chemistry
this is just simple dimensional analysis and conversion... (.0 X10^23 molecules)(1 mol/6.02 X10^23 molecules)([molar mass ethanol=g/1 mol)(upside down density=mL/g)(1L/1000mL) through this conversion process, u'll get the answer.
Sunday, February 28, 2010 at 8:22pm by Rav

Geometry
To determine the relationship between miles and kilometers, if we use the conversion 39.37 inches= 1 meter, we find that 1 kilometer is approximately equal to 0.62 mile. What if we use the conversion 2.54 centimeters = 1 inch? How far apart are the answers (1 kilometer = x ...
Tuesday, December 3, 2013 at 10:17am by John

Astronomy
1. At opposition, Nursat(is observed to be in opposition every 374 days.) is observed to subtend an angular radius of 7.1523 arcseconds. Use this and the conversion factors in our Table of Constants to find the radius of Nursat in km. 2. Nursat has a moon, Sunaj, which is ...
Monday, December 9, 2013 at 3:46pm by keitanako

physics
A) Multiply 460 ft^2/gal by the conversion factors (0.3048 m/ft)^2 and (1 gal/3.785 l) B) 1 m^2/l = 1 m^2/10^-3 m^3 = 10^3 m^-1 Multiply your result from A) by that conversion factor C)Take the recirocal of the answer in B). The units will be m^3 required per m^2 of coverage. ...
Sunday, August 22, 2010 at 2:23am by drwls

IT210
I would really appreciate it if you can please explain how the following test were performed. I need to perform peer reviews of the following Currency Conversion Test Procedure and answer some questions about it. If you can just help explain how would I perform the the test ...
Sunday, February 1, 2009 at 3:39pm by Jackie

science
There are effects of magnetism and charged particles in the ionosphere, but that is well out of the atmosphere. http://en.wikipedia.org/wiki/Aurora_(astronomy)
Tuesday, September 30, 2008 at 8:56pm by bobpursley

IT/210
Assignment: Currency Conversion Design Complete the hierarchy chart in Appendix H and the flowcharts in Appendix I, based on the Currency Conversion requirements and Input-Process-Output table you generated in Week Two. Develop the pseudocode for the program design. Post...
Tuesday, March 1, 2011 at 12:06pm by Kamari Davis

Math
I seem to be having problems setting up Linear Programming questions. For example: Kustom Kars does van conversions. The Custom conversion required 15 hours of shop time, 8 hours of painting time, and 1 hour of inspection time. The Deluxe conversion requires 12 hours of ...
Sunday, March 23, 2008 at 9:20pm by Matt

Opinion
I agree that it is a matter of interest, as well as the likelihood that you will be employed in or affected by either field. The subject that you find more interesting might seem easier. Biology would be another option. Where I went to college, the liberal arts majors who ...
Wednesday, March 21, 2012 at 8:29pm by drwls

English
I disagree. One of the sentences is wrong. http://en.wikipedia.org/wiki/Aurora_(astronomy)
Tuesday, January 3, 2012 at 4:12pm by Ms. Sue

Accounting
Hanson Corp uses a process costing system. Materials are added at the start of the process. Beginning inventory for January consisted of 1,900 units (40% complete for conversion) with a cost of $15,000. 10,900 units were started and completed during January. On January 31, the...
Saturday, April 17, 2010 at 6:29am by Bill

physics
See here: http://astronomy.swin.edu.au/cosmos/C/Core-collapse
Tuesday, December 11, 2007 at 9:21pm by Count Iblis

science
Check this site. http://www.enchantedlearning.com/subjects/astronomy/sun/
Monday, May 11, 2009 at 7:01pm by Ms. Sue

Physics Mathematics
do we have to have the same amount of significant numbers in the values we got by convertion? No. Your conversion factors may have some lack of precision. Examples 60sec=1min infinitely precise, a definition. 1.6km= 1mile two sig figures, because the mile to km is a measured ...
Friday, September 15, 2006 at 9:00pm by Katrina

accounting
Hanson Company uses the weighted-average method in its process costing system. The first processing department, the Welding Department, started the month with 17,000 units in its beginning work in process inventory that were 60% complete with respect to conversion costs. The ...
Wednesday, September 21, 2011 at 3:05pm by anonymous

Astronomy
Both. The acceleration in a crash is high because one or both vehicles had a high velocity to begin with. Seat belts actually provide the force necessary to decelerate the body. It is better to have the force applied to the body by belts than to the head by a windshield. I don...
Tuesday, September 14, 2010 at 11:02pm by drwls

3rd grade - Solor System
http://www.enchantedlearning.com/subjects/astronomy/planets/jupiter/ Scroll down and read carefully.
Sunday, February 21, 2010 at 12:22pm by Writeacher

earth/space science
The closer to the sun, the shorter the year. Look up Mercury's period, and then Saturn. You know Earths. http://www.enchantedlearning.com/subjects/astronomy/age.shtml
Sunday, June 7, 2009 at 3:52pm by bobpursley

History
I was thinking maybe it could be something like this: While the effects of a cult are a matter of opinion, it is important to realize that "mind control" is more of an unclear and incorrectly named reason for cult conversion. I dont know if this makes sense or maybe it should ...
Thursday, May 5, 2011 at 9:13pm by Jess

ACCOUnting
Chen Company manufactures basketballs. Materials are added at the beginning of the production process and conversion costs are incurred uniformly. Production and cost data for the month of July 2010 are as follows. Production Data-Basketballs Units Percent Complete Work in ...
Monday, November 14, 2011 at 1:20pm by BILLY

Science
http://www.enchantedlearning.com/subjects/astronomy/planets/
Monday, June 8, 2009 at 5:15pm by Ms. Sue

science
http://www.enchantedlearning.com/subjects/astronomy/meteor/
Monday, April 11, 2011 at 5:44pm by Ms. Sue

Physics
Suppose that an environmental study determines that a town produces approximately 2,000 lb of trash each day. The study group decides to convert their findings to SI units, using the conversion 1 lb = 0.4536 kg. They report that the town produces 907.2 kg of trash each day. ...
Thursday, September 6, 2012 at 5:29pm by Kevin

Math
http://www.mathsisfun.com/temperature-conversion.html Scroll down and check out the chart called Typical Temperatures.
Wednesday, November 12, 2008 at 7:29am by Writeacher

Astronomy
Need some help with Astronomy. I need to figure out the acceleration of gravity on the surface of certain planets. For example, I need to find the acceleration of gravity on Mars when the mass is .11 times the mass of Earth and the radius is .53 times the radius of Earth. ...
Sunday, October 26, 2008 at 6:37pm by TAG

3rd Grade
http://www.enchantedlearning.com/subjects/astronomy/planets/jupiter/
Sunday, February 21, 2010 at 4:23pm by Ms. Sue

social studies
http://www.enchantedlearning.com/subjects/astronomy/solarsystem/where.shtml
Friday, February 8, 2013 at 11:27am by Ms. Sue

science
Pluto is considered a minor or dwarf planet. http://www.enchantedlearning.com/subjects/astronomy/planets/pluto/
Wednesday, January 15, 2014 at 3:24pm by Ms. Sue

help
Check this conversion table and the conversion of 1 cup to liters. http://www.asknumbers.com/CupToLiter.aspx
Monday, September 19, 2011 at 5:29pm by Ms. Sue

math
CF probably stands for conversion factor. It is not a commonly used abbreviation. You are converting micrometers (10^-6 m) to Megameters (10^6 m) You would do the conversion by multiplying 2.750 um by 10^-12 Mm/um 10^-12 Mm/um is the "CF"
Saturday, October 10, 2009 at 12:39am by drwls

Astronomy
The parallax angle, in radians, is the ratio of the Earth orbit diameter to the stellar distance. It is the size of the angle that the stellar position changes relative to stars much farther away, during the course of a year. Read this for a good review: http://www.astronomy....
Monday, December 12, 2011 at 11:50am by drwls

English
Here is a really neat site. http://www.theinterpretersfriend.com/tech/vocab/vl/astronomy.html
Tuesday, December 2, 2008 at 3:40pm by GuruBlue

Currency Conversion Design Assignment
Currency Conversion Design Assignment Is there any tips how to do this?
Thursday, May 15, 2008 at 9:38pm by minn

Biology
I need help with DNA conversion. First of all, I needed to convert this DNA sequence into its RNA equivalent. 5'-TACTTCTTCAAGACT-3' After the conversion, I came up with this.. 3'-AUGAAGAAGUUCUGA-5'. Is this correct? Then I need to take the converted sequence, and once again ...
Friday, April 10, 2009 at 7:55pm by Marsha

Chemistry
How are the two parts of a conversion factor related? Either the numerator or the denominator is one of the units needed for the converstion, then the denominator/numerator is the other unit needed. thanks. whats two conversion factors based on the relationship between hours ...
Thursday, January 25, 2007 at 4:43pm by Dennis

physics
What they are asking for are really not "equations" in the mathematial sense. The teacher should know that. What they probably want is an indication of the energy transformation process. A fireworks explosion is a conversion of chemical energy to light, kinetic energyn and ...
Thursday, April 12, 2012 at 5:08pm by drwls

physics
A 120-V motor has mechanical power output of 3.00 hp. It is 94.0% efficient in converting power that it takes in by electrical transmission into mechanical power. (a) Find the current in the motor. I got the same answers,17.5 A, whether I used round conversion or whole decimal...
Tuesday, August 17, 2010 at 2:50am by blast

science
http://www.metric-conversion.net/convert_nanometers_millimeters.htm
Monday, September 20, 2010 at 6:50pm by Ms. Sue

math
77-32 = 45 5/9 * 45 = 225/9 = 25 http://www.mathsisfun.com/temperature-conversion.html
Saturday, October 11, 2008 at 11:54am by Ms. Sue

Social studies
http://www.rain.org/campinternet/astronomy/img/marco_polo_route.jpg
Monday, October 8, 2012 at 8:15pm by Ms. Sue

US History II
I don't see any connection between the two. http://www.enchantedlearning.com/subjects/astronomy/planets/mars/spacecraftmars.shtml
Tuesday, August 3, 2010 at 11:04am by Ms. Sue

Science
mantle. See http://www.enchantedlearning.com/subjects/astronomy/planets/earth/Inside.shtml for more about the terminolofy.
Monday, December 17, 2007 at 6:56pm by drwls

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