Ask an Expert: Grades 9-12: Physical Science

Grades 9-12: Physical Science

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Sound proofing

Last post by audreyln « Fri Nov 01, 2013 10:34 am
Replies: 1
by smalos » Tue Oct 29, 2013 7:04 am

1 Replies

3075 Views

Last post by audreyln
Fri Nov 01, 2013 10:34 am
SciBud Wind Tunnel Questions

Last post by JAM « Thu Oct 31, 2013 5:05 am

by JAM » Thu Oct 31, 2013 5:05 am

0 Replies

21708 Views

Last post by JAM
Thu Oct 31, 2013 5:05 am
???

Last post by rmarz « Tue Oct 29, 2013 3:58 am
Replies: 1
by katiebug123456789 » Mon Oct 28, 2013 3:25 pm

1 Replies

5106 Views

Last post by rmarz
Tue Oct 29, 2013 3:58 am
Crystal Radio

Last post by rmarz « Tue Oct 29, 2013 3:50 am
Replies: 1
by JonathanBD » Sun Oct 27, 2013 1:27 am

1 Replies

2454 Views

Last post by rmarz
Tue Oct 29, 2013 3:50 am
Pyroelectric object

Last post by Terik Daly « Fri Oct 25, 2013 1:36 pm
Replies: 1
by samhitha » Thu Oct 24, 2013 4:49 am

1 Replies

2414 Views

Last post by Terik Daly
Fri Oct 25, 2013 1:36 pm
3D Holographic Projector

Last post by pulkitsingal « Thu Oct 24, 2013 7:59 am
Replies: 5
by ishanmitra » Sat Jun 08, 2013 2:42 am

5 Replies

7420 Views

Last post by pulkitsingal
Thu Oct 24, 2013 7:59 am
NOx Cage

Last post by JScott « Wed Oct 23, 2013 11:03 pm
Replies: 6
by JScott » Tue Oct 08, 2013 9:04 am

6 Replies

3682 Views

Last post by JScott
Wed Oct 23, 2013 11:03 pm
Light-Tracking Robot Critter, one side vibrates more

Last post by theborg « Wed Oct 23, 2013 7:19 pm
Replies: 1
by szoze » Mon Oct 21, 2013 10:58 pm

1 Replies

2831 Views

Last post by theborg
Wed Oct 23, 2013 7:19 pm
Avoid the Shock of Shocks! Build Your Own Super-sensitive El

Last post by kgudger « Tue Oct 22, 2013 7:48 am
Replies: 1
by Yedu » Fri Oct 11, 2013 11:25 pm

1 Replies

3941 Views

Last post by kgudger
Tue Oct 22, 2013 7:48 am
Help needed with AM Radio Transmitter Project

Last post by D_Admiral « Tue Oct 22, 2013 2:15 am
Replies: 5
by D_Admiral » Tue Aug 13, 2013 6:42 am

5 Replies

12257 Views

Last post by D_Admiral
Tue Oct 22, 2013 2:15 am
Effect of different pills on the release of iron in vinegar

Last post by Terik Daly « Fri Oct 18, 2013 5:56 pm
Replies: 1
by awendly » Tue Oct 15, 2013 2:59 pm

1 Replies

2549 Views

Last post by Terik Daly
Fri Oct 18, 2013 5:56 pm
Luminol

Last post by Terik Daly « Fri Oct 18, 2013 5:39 pm
Replies: 1
by maricruzrios » Wed Oct 09, 2013 7:19 pm

1 Replies

2395 Views

Last post by Terik Daly
Fri Oct 18, 2013 5:39 pm
test question

Last post by Terik Daly « Fri Oct 18, 2013 5:31 pm
Replies: 1
by slimshady216 » Sun Oct 06, 2013 7:18 am

1 Replies

2198 Views

Last post by Terik Daly
Fri Oct 18, 2013 5:31 pm
Substitube for Bushnell Hass Broth

Last post by amyc « Thu Oct 17, 2013 10:11 am
Replies: 1
by huymai » Sat Oct 12, 2013 6:03 pm

1 Replies

3469 Views

Last post by amyc
Thu Oct 17, 2013 10:11 am
thoughts on construction of domes

Last post by Joshing Josh « Wed Oct 16, 2013 9:59 pm
Replies: 13
by rormejr » Thu Jan 19, 2012 2:40 pm

13 Replies

8139 Views

Last post by Joshing Josh
Wed Oct 16, 2013 9:59 pm
Experiments with electrical Capacitors

Last post by k4gfwgerry « Thu Oct 10, 2013 6:25 pm
Replies: 1
by Gloken » Tue Oct 08, 2013 9:17 am

1 Replies

2547 Views

Last post by k4gfwgerry
Thu Oct 10, 2013 6:25 pm
Need ideas

Last post by phi-unit « Mon Oct 07, 2013 10:38 am
Replies: 1
by Daedalus714 » Sun Oct 06, 2013 12:52 pm

1 Replies

2446 Views

Last post by phi-unit
Mon Oct 07, 2013 10:38 am
Rocket engine nozzle physics

Last post by theborg « Sun Oct 06, 2013 6:28 pm
Replies: 1
by txsgrl » Mon Sep 30, 2013 10:57 pm

1 Replies

3220 Views

Last post by theborg
Sun Oct 06, 2013 6:28 pm
Measuring the strength of tea

Last post by amyc « Sun Oct 06, 2013 1:51 pm
Replies: 1
by nina1113 » Thu Oct 03, 2013 5:45 pm

1 Replies

2661 Views

Last post by amyc
Sun Oct 06, 2013 1:51 pm
SUN!

Last post by Daedalus714 « Sun Oct 06, 2013 12:49 pm
Replies: 1
by esmeralda_31212 » Sun Oct 06, 2013 11:25 am

1 Replies

2396 Views

Last post by Daedalus714
Sun Oct 06, 2013 12:49 pm
Luminol in glow sticks

Last post by Terik Daly « Fri Oct 04, 2013 12:53 pm
Replies: 1
by maricruzrios » Wed Oct 02, 2013 9:59 am

1 Replies

5215 Views

Last post by Terik Daly
Fri Oct 04, 2013 12:53 pm
water purification/desalinization

Last post by audreyln « Fri Oct 04, 2013 11:01 am
Replies: 1
by kellycg95 » Wed Oct 02, 2013 11:40 pm

1 Replies

3556 Views

Last post by audreyln
Fri Oct 04, 2013 11:01 am
NEED URGENT HELP WITH REFERENCES!

Last post by megidi « Mon Sep 30, 2013 4:15 pm
Replies: 1
by leahmarieking » Fri Sep 27, 2013 2:02 pm

1 Replies

2661 Views

Last post by megidi
Mon Sep 30, 2013 4:15 pm
Help with epoxy cement and pressure gauge

Last post by megidi « Mon Sep 30, 2013 4:10 pm
Replies: 1
by ValerieGarzamw6 » Sun Sep 29, 2013 1:09 pm

1 Replies

2965 Views

Last post by megidi
Mon Sep 30, 2013 4:10 pm
DIY Faraday cage

Last post by KrishnaPatel « Sat Sep 28, 2013 3:34 pm
Replies: 1
by cathyg3 » Sat Sep 28, 2013 2:20 pm

1 Replies

3279 Views

Last post by KrishnaPatel
Sat Sep 28, 2013 3:34 pm
Question

Last post by Terik Daly « Fri Sep 27, 2013 1:21 pm
Replies: 1
by rose-02 » Fri Sep 27, 2013 12:58 pm

1 Replies

2131 Views

Last post by Terik Daly
Fri Sep 27, 2013 1:21 pm
Orange Juice vs. Sports drinks

Last post by Terik Daly « Fri Sep 27, 2013 7:56 am
Replies: 7
by PeaceLoveSmile » Mon Dec 28, 2009 5:48 pm

7 Replies

15525 Views

Last post by Terik Daly
Fri Sep 27, 2013 7:56 am
Plastic wrap

Last post by phi-unit « Mon Sep 23, 2013 3:06 pm
Replies: 1
by 3jperrys » Sun Sep 22, 2013 5:43 pm

1 Replies

3327 Views

Last post by phi-unit
Mon Sep 23, 2013 3:06 pm
Microbial Fuel Cells

Last post by phi-unit « Mon Sep 23, 2013 2:56 pm
Replies: 1
by flutegirl1 » Sat Sep 21, 2013 12:02 pm

1 Replies

2793 Views

Last post by phi-unit
Mon Sep 23, 2013 2:56 pm
Experiment Project Ideas For Ammonium Nitrate

Last post by Craig_Bridge « Thu Sep 19, 2013 10:45 am
Replies: 3
by NotDomi+Nik » Wed Sep 11, 2013 6:46 am

3 Replies

16561 Views

Last post by Craig_Bridge
Thu Sep 19, 2013 10:45 am
Best liquids to compare boiling points

Last post by Ctran « Tue Sep 17, 2013 9:00 pm
Replies: 2
by Ctran » Sat Sep 14, 2013 7:15 pm

2 Replies

3856 Views

Last post by Ctran
Tue Sep 17, 2013 9:00 pm
Electromagnetic Wave Interference?

Last post by theborg « Tue Sep 17, 2013 3:04 pm
Replies: 2
by tjmachado » Sun Sep 15, 2013 10:06 am

2 Replies

14580 Views

Last post by theborg
Tue Sep 17, 2013 3:04 pm
science project

Last post by amyc « Tue Sep 17, 2013 10:32 am
Replies: 1
by lorie78 » Tue Aug 13, 2013 12:17 am

1 Replies

5231 Views

Last post by amyc
Tue Sep 17, 2013 10:32 am
Diethyl Ether Peroxide.

Last post by Dedric « Tue Sep 17, 2013 5:08 am
Replies: 2
by Dedric » Mon Sep 16, 2013 7:27 am

2 Replies

11235 Views

Last post by Dedric
Tue Sep 17, 2013 5:08 am
A Question in Crystallography and Solid-state physics

Last post by Craig_Bridge « Mon Sep 16, 2013 2:35 pm
Replies: 1
by ElRakabawi » Mon Sep 09, 2013 9:12 am

1 Replies

10926 Views

Last post by Craig_Bridge
Mon Sep 16, 2013 2:35 pm
Getting the perfect generator for "Shoe Generator"?

Last post by Craig_Bridge « Mon Sep 16, 2013 2:28 pm
Replies: 3
by surajgoel5 » Tue Sep 03, 2013 6:38 am

3 Replies

15722 Views

Last post by Craig_Bridge
Mon Sep 16, 2013 2:28 pm
Robotics

Last post by theborg « Sat Sep 14, 2013 12:13 pm
Replies: 1
by aayushi+singh173 » Tue Aug 13, 2013 3:53 am

1 Replies

3490 Views

Last post by theborg
Sat Sep 14, 2013 12:13 pm
Need help for background research.

Last post by theborg « Sat Sep 14, 2013 11:50 am
Replies: 6
by leoxtiger » Fri Nov 16, 2012 8:03 pm

6 Replies

5017 Views

Last post by theborg
Sat Sep 14, 2013 11:50 am
Experiment Project Ideas For Ammonium Nitrate

Last post by rmarz « Thu Sep 12, 2013 5:22 pm

by rmarz » Thu Sep 12, 2013 5:22 pm

0 Replies

3104 Views

Last post by rmarz
Thu Sep 12, 2013 5:22 pm
Water to Fuel to Water

Last post by kgudger « Wed Sep 11, 2013 12:10 pm
Replies: 1
by Taylor19 » Thu Sep 05, 2013 5:40 am

1 Replies

3097 Views

Last post by kgudger
Wed Sep 11, 2013 12:10 pm
Can middle school students work with mentors?

Last post by rk9109 « Mon Sep 09, 2013 9:57 pm
Replies: 1
by candy4me » Mon Jul 29, 2013 7:09 pm

1 Replies

4759 Views

Last post by rk9109
Mon Sep 09, 2013 9:57 pm
shoebox computer

Last post by theborg « Mon Sep 09, 2013 3:11 pm
Replies: 1
by kderemer1969 » Thu Sep 05, 2013 5:08 pm

1 Replies

2841 Views

Last post by theborg
Mon Sep 09, 2013 3:11 pm
Magnets

Last post by theborg « Mon Sep 09, 2013 1:41 pm
Replies: 1
by Gloken » Fri Sep 06, 2013 9:08 am

1 Replies

2510 Views

Last post by theborg
Mon Sep 09, 2013 1:41 pm
Energy!

Last post by rmarz « Mon Sep 09, 2013 9:41 am
Replies: 1
by esmeralda_31212 » Sun Sep 08, 2013 11:30 am

1 Replies

2368 Views

Last post by rmarz
Mon Sep 09, 2013 9:41 am
How do I start?

Last post by AllisonGardner « Mon Sep 09, 2013 4:01 am
Replies: 3
by mak » Fri Jan 25, 2013 3:21 pm

3 Replies

3388 Views

Last post by AllisonGardner
Mon Sep 09, 2013 4:01 am
URGENT !

Last post by John Dreher « Sat Sep 07, 2013 7:22 am
Replies: 1
by KellyLeanay62 » Wed Sep 04, 2013 7:58 pm

1 Replies

2435 Views

Last post by John Dreher
Sat Sep 07, 2013 7:22 am
sound energy into electrical energy in windmills

Last post by k4gfwgerry « Wed Sep 04, 2013 5:50 pm
Replies: 1
by shunmathi shanu » Wed Sep 04, 2013 7:15 am

1 Replies

3481 Views

Last post by k4gfwgerry
Wed Sep 04, 2013 5:50 pm
viscosity of oils

Last post by John Dreher « Sat Aug 31, 2013 7:49 am
Replies: 1
by rae0451 » Wed Aug 28, 2013 8:20 pm

1 Replies

3176 Views

Last post by John Dreher
Sat Aug 31, 2013 7:49 am
Wiring A PID CD701, Heater, Thermalcouple and a SSR.

Last post by Craig_Bridge « Thu Aug 29, 2013 6:03 am
Replies: 1
by shemks » Wed Aug 21, 2013 1:53 am

1 Replies

11712 Views

Last post by Craig_Bridge
Thu Aug 29, 2013 6:03 am
Induction furnace

Last post by k4gfwgerry « Wed Aug 28, 2013 6:45 pm
Replies: 1
by ashoom97 » Tue Aug 27, 2013 7:53 am

1 Replies

2350 Views

Last post by k4gfwgerry
Wed Aug 28, 2013 6:45 pm

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