Ask an Expert: Grades 9-12: Physical Science

Grades 9-12: Physical Science

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Candy Chromatography

Last post by edneu3 « Thu Jan 19, 2012 1:23 pm
Replies: 1
by skladi333 » Wed Jan 18, 2012 7:54 am

1 Replies

4265 Views

Last post by edneu3
Thu Jan 19, 2012 1:23 pm
Chemicals That Remove Stains

Last post by alidelatorre « Wed Jan 18, 2012 5:06 pm
Replies: 5
by alidelatorre » Sat Jan 14, 2012 12:54 pm

5 Replies

5585 Views

Last post by alidelatorre
Wed Jan 18, 2012 5:06 pm
Electrolyte Challenge

Last post by wendellwiggins « Tue Jan 17, 2012 10:22 am
Replies: 3
by scienceluver7 » Sun Jan 08, 2012 5:43 pm

3 Replies

5652 Views

Last post by wendellwiggins
Tue Jan 17, 2012 10:22 am
Microbial Cell: Waste Not, Want Not: Use the Microbial Fuel

Last post by wendellwiggins « Tue Jan 17, 2012 10:18 am
Replies: 1
by Jannah Asaad » Sun Jan 15, 2012 9:39 pm

1 Replies

3745 Views

Last post by wendellwiggins
Tue Jan 17, 2012 10:18 am
Help with Laser Based Experiment!!!!

Last post by wendellwiggins « Tue Jan 17, 2012 9:52 am
Replies: 4
by ProxyWorm » Thu Jan 12, 2012 4:10 pm

4 Replies

3975 Views

Last post by wendellwiggins
Tue Jan 17, 2012 9:52 am
Help on procedure please!

Last post by John Dreher « Mon Jan 16, 2012 5:33 pm
Replies: 1
by ililiez » Mon Jan 16, 2012 11:21 am

1 Replies

2818 Views

Last post by John Dreher
Mon Jan 16, 2012 5:33 pm
source for some material for fuel cell experiment

Last post by wendellwiggins « Thu Jan 12, 2012 3:47 pm
Replies: 2
by vgeorge » Thu Jan 12, 2012 12:05 am

2 Replies

3225 Views

Last post by wendellwiggins
Thu Jan 12, 2012 3:47 pm
Kelvin water dropper experiment n eed Help!! ASAP

Last post by fred97 « Thu Jan 12, 2012 9:10 am
Replies: 4
by fred97 » Sun Jan 08, 2012 6:27 pm

4 Replies

4830 Views

Last post by fred97
Thu Jan 12, 2012 9:10 am
Glue + Borax = ?

Last post by wendellwiggins « Tue Jan 10, 2012 3:18 pm
Replies: 1
by MatelCap » Tue Jan 10, 2012 9:49 am

1 Replies

4328 Views

Last post by wendellwiggins
Tue Jan 10, 2012 3:18 pm
Electric field generation

Last post by wendellwiggins « Tue Jan 10, 2012 3:09 pm
Replies: 1
by researcher9750 » Mon Jan 09, 2012 1:19 pm

1 Replies

3631 Views

Last post by wendellwiggins
Tue Jan 10, 2012 3:09 pm
Interview: Science project

Last post by wendellwiggins « Tue Jan 10, 2012 9:14 am
Replies: 1
by Ctyre34 » Sun Jan 08, 2012 6:22 pm

1 Replies

3046 Views

Last post by wendellwiggins
Tue Jan 10, 2012 9:14 am
Measuring Sugar Content of a Liquid with a Laser Pointer

Last post by wendellwiggins « Tue Jan 10, 2012 8:18 am
Replies: 1
by Anubis326 » Mon Jan 09, 2012 4:05 pm

1 Replies

4190 Views

Last post by wendellwiggins
Tue Jan 10, 2012 8:18 am
Standard Deviation on my Data

Last post by John Dreher « Sun Jan 08, 2012 3:05 pm
Replies: 1
by confusedstudent » Sun Jan 08, 2012 1:48 am

1 Replies

3134 Views

Last post by John Dreher
Sun Jan 08, 2012 3:05 pm
Electrolyte Challenge- PLEASE HELP ASAP!

Last post by scienceluver7 « Sun Jan 08, 2012 11:32 am
Replies: 4
by scienceluver7 » Sun Jan 01, 2012 3:40 pm

4 Replies

4422 Views

Last post by scienceluver7
Sun Jan 08, 2012 11:32 am
Effect Of Sport Shoe Heel Height

Last post by tuineau « Sat Jan 07, 2012 9:47 pm
Replies: 2
by tuineau » Wed Jan 04, 2012 8:01 pm

2 Replies

4152 Views

Last post by tuineau
Sat Jan 07, 2012 9:47 pm
Does your cellphone leak? measuring cellphone radiation

Last post by rmarz « Fri Jan 06, 2012 5:45 pm
Replies: 1
by sean.guo » Fri Jan 06, 2012 10:40 am

1 Replies

4918 Views

Last post by rmarz
Fri Jan 06, 2012 5:45 pm
Audacity in Testing Constraining -Layers

Last post by Ying123 « Wed Jan 04, 2012 4:26 pm
Replies: 3
by Ying123 » Tue Jan 03, 2012 8:44 am

3 Replies

3689 Views

Last post by Ying123
Wed Jan 04, 2012 4:26 pm
Electrolyte Challenge Need Help ASAP

Last post by wendellwiggins « Tue Jan 03, 2012 3:42 pm
Replies: 1
by sharky1 » Mon Jan 02, 2012 9:31 pm

1 Replies

3009 Views

Last post by wendellwiggins
Tue Jan 03, 2012 3:42 pm
biofuels, ecofuels, bio diesel etc.

Last post by katharine07 « Tue Jan 03, 2012 11:34 am
Replies: 3
by PRAKASHKUMAR » Wed Nov 09, 2011 3:15 am

3 Replies

4385 Views

Last post by katharine07
Tue Jan 03, 2012 11:34 am
Radio

Last post by rmarz « Mon Dec 26, 2011 12:10 pm
Replies: 1
by kiyla » Mon Dec 19, 2011 3:12 pm

1 Replies

2512 Views

Last post by rmarz
Mon Dec 26, 2011 12:10 pm
How to detect whether an atom is aliphatic or aromatic?

Last post by wendellwiggins « Mon Dec 26, 2011 7:42 am
Replies: 1
by ericjang » Fri Dec 23, 2011 2:12 am

1 Replies

3089 Views

Last post by wendellwiggins
Mon Dec 26, 2011 7:42 am
computing partial charge of a molecule

Last post by ericjang « Wed Dec 21, 2011 2:09 am
Replies: 6
by ericjang » Mon Dec 19, 2011 3:41 pm

6 Replies

7668 Views

Last post by ericjang
Wed Dec 21, 2011 2:09 am
Viscous Coupler (Differential)

Last post by Pen2014 « Wed Dec 21, 2011 1:10 am
Replies: 14
by Pen2014 » Fri Oct 21, 2011 1:26 am

14 Replies

15025 Views

Last post by Pen2014
Wed Dec 21, 2011 1:10 am
temperatures affecting rate of crystalliaztion in handwarmer

Last post by wendellwiggins « Tue Dec 20, 2011 5:14 pm
Replies: 3
by Egypt123 » Sun Dec 18, 2011 2:03 pm

3 Replies

4954 Views

Last post by wendellwiggins
Tue Dec 20, 2011 5:14 pm
controlled variables

Last post by wendellwiggins « Tue Dec 20, 2011 5:11 pm
Replies: 3
by Egypt123 » Mon Dec 19, 2011 5:21 pm

3 Replies

4941 Views

Last post by wendellwiggins
Tue Dec 20, 2011 5:11 pm
Aeronautics, Induced drag on wingtips

Last post by wendellwiggins « Tue Dec 20, 2011 12:26 pm
Replies: 1
by Shaddow » Fri Dec 16, 2011 12:49 pm

1 Replies

12915 Views

Last post by wendellwiggins
Tue Dec 20, 2011 12:26 pm
rigorous support on the presentation

Last post by wendellwiggins « Tue Dec 20, 2011 11:59 am
Replies: 1
by manoj kumar kandpal » Tue Dec 20, 2011 1:36 am

1 Replies

3439 Views

Last post by wendellwiggins
Tue Dec 20, 2011 11:59 am
Understanding the General AMBER forcefield

Last post by wendellwiggins « Tue Dec 20, 2011 10:21 am
Replies: 1
by ericjang » Sun Dec 18, 2011 2:53 pm

1 Replies

3683 Views

Last post by wendellwiggins
Tue Dec 20, 2011 10:21 am
Metropolis Algorithm State Probability Function Question

Last post by wendellwiggins « Tue Dec 20, 2011 7:57 am
Replies: 2
by ericjang » Mon Dec 19, 2011 10:33 pm

2 Replies

3441 Views

Last post by wendellwiggins
Tue Dec 20, 2011 7:57 am
Radon Detector Questions

Last post by wendellwiggins « Wed Dec 14, 2011 5:18 pm
Replies: 4
by michelasnow » Mon Dec 12, 2011 5:43 pm

4 Replies

7735 Views

Last post by wendellwiggins
Wed Dec 14, 2011 5:18 pm
Calculating Viscosity Problem

Last post by wendellwiggins « Wed Dec 14, 2011 5:44 am
Replies: 3
by Soulous » Sat Dec 10, 2011 6:36 pm

3 Replies

6233 Views

Last post by wendellwiggins
Wed Dec 14, 2011 5:44 am
Continuation???

Last post by wendellwiggins « Fri Dec 09, 2011 5:57 am
Replies: 5
by hurleyan » Sat Nov 26, 2011 9:23 pm

5 Replies

4961 Views

Last post by wendellwiggins
Fri Dec 09, 2011 5:57 am
How Far can Sparks Jump

Last post by rmarz « Fri Dec 09, 2011 12:41 am
Replies: 1
by geekyazn » Thu Dec 08, 2011 10:00 pm

1 Replies

3437 Views

Last post by rmarz
Fri Dec 09, 2011 12:41 am
BPA Detection

Last post by wendellwiggins « Thu Dec 08, 2011 7:19 am
Replies: 1
by geneva » Wed Dec 07, 2011 1:46 am

1 Replies

10439 Views

Last post by wendellwiggins
Thu Dec 08, 2011 7:19 am
Spill proof bowl that works for solids and liquids

Last post by wendellwiggins « Thu Dec 08, 2011 6:52 am
Replies: 1
by Horse Feathers » Wed Dec 07, 2011 4:01 pm

1 Replies

3893 Views

Last post by wendellwiggins
Thu Dec 08, 2011 6:52 am
Tesla conversions

Last post by wendellwiggins « Tue Dec 06, 2011 5:40 pm
Replies: 1
by halimiller » Tue Dec 06, 2011 2:32 pm

1 Replies

3240 Views

Last post by wendellwiggins
Tue Dec 06, 2011 5:40 pm
Effect of Temperature on UV Beads

Last post by wendellwiggins « Tue Dec 06, 2011 9:37 am
Replies: 1
by amuchan » Thu Dec 01, 2011 6:17 pm

1 Replies

3767 Views

Last post by wendellwiggins
Tue Dec 06, 2011 9:37 am
Radio Recption

Last post by Craig_Bridge « Thu Dec 01, 2011 9:59 am
Replies: 2
by fishmo28 » Thu Dec 01, 2011 9:28 am

2 Replies

3309 Views

Last post by Craig_Bridge
Thu Dec 01, 2011 9:59 am
help to my project Concentrated solar power

Last post by edneu3 « Thu Dec 01, 2011 9:52 am
Replies: 2
by Manal » Fri Nov 25, 2011 6:59 am

2 Replies

3393 Views

Last post by edneu3
Thu Dec 01, 2011 9:52 am
Cool Junctions

Last post by wendellwiggins « Thu Dec 01, 2011 6:14 am
Replies: 5
by ereisenauer » Mon Nov 28, 2011 7:44 pm

5 Replies

6075 Views

Last post by wendellwiggins
Thu Dec 01, 2011 6:14 am
Planethunting?!

Last post by theborg « Thu Dec 01, 2011 3:12 am
Replies: 8
by Science1997 » Wed Aug 31, 2011 4:50 pm

8 Replies

5923 Views

Last post by theborg
Thu Dec 01, 2011 3:12 am
Hovercraft Help

Last post by wendellwiggins « Tue Nov 29, 2011 8:37 am
Replies: 1
by anin1009 » Sun Nov 27, 2011 12:57 am

1 Replies

4851 Views

Last post by wendellwiggins
Tue Nov 29, 2011 8:37 am
chemistry

Last post by edneu3 « Thu Nov 17, 2011 12:39 pm
Replies: 2
by pooja srinivasan » Wed Nov 09, 2011 4:56 am

2 Replies

5286 Views

Last post by edneu3
Thu Nov 17, 2011 12:39 pm
Corroding Steel as Quickly as Possible?

Last post by Craig_Bridge « Thu Nov 17, 2011 11:44 am
Replies: 2
by samadams » Thu Nov 10, 2011 1:00 pm

2 Replies

4809 Views

Last post by Craig_Bridge
Thu Nov 17, 2011 11:44 am
Nitrate/Nitrite Measurement with Spectrophotometer

Last post by Ray Trent « Wed Nov 16, 2011 5:15 am
Replies: 3
by Melancholy » Tue Nov 08, 2011 5:51 pm

3 Replies

5690 Views

Last post by Ray Trent
Wed Nov 16, 2011 5:15 am
what are the IV and DV and how will the data table look help

Last post by wendellwiggins « Tue Nov 15, 2011 6:29 pm
Replies: 1
by treasure » Sun Nov 13, 2011 7:09 pm

1 Replies

4043 Views

Last post by wendellwiggins
Tue Nov 15, 2011 6:29 pm
Synthesizing a chemical

Last post by Sapphirefire « Sun Nov 13, 2011 5:24 pm
Replies: 2
by Sapphirefire » Sat Nov 12, 2011 12:57 pm

2 Replies

3187 Views

Last post by Sapphirefire
Sun Nov 13, 2011 5:24 pm
Materials Coursework

Last post by Craig_Bridge « Thu Nov 10, 2011 9:59 am
Replies: 3
by bigbangsam » Fri Oct 21, 2011 5:29 am

3 Replies

4097 Views

Last post by Craig_Bridge
Thu Nov 10, 2011 9:59 am
Need help with the electrolyte challenge

Last post by theborg « Sun Nov 06, 2011 9:28 pm
Replies: 1
by justin2093 » Sun Nov 06, 2011 4:17 am

1 Replies

3367 Views

Last post by theborg
Sun Nov 06, 2011 9:28 pm
Building a Mircobial Fuel Cell

Last post by EllenR « Thu Nov 03, 2011 1:47 pm
Replies: 2
by EllenR » Wed Nov 02, 2011 6:00 pm

2 Replies

3388 Views

Last post by EllenR
Thu Nov 03, 2011 1:47 pm

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