Ask an Expert: Grades 9-12: Physical Science

Grades 9-12: Physical Science

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Reversing Polarity of electromagnets

Last post by Terik Daly « Fri Apr 11, 2014 10:37 am
Replies: 1
by TheFamousCash » Thu Apr 03, 2014 8:58 am

1 Replies

2947 Views

Last post by Terik Daly
Fri Apr 11, 2014 10:37 am
Mathematics in the sugarcontent measuring project with laser

Last post by Terik Daly « Fri Apr 04, 2014 8:40 am
Replies: 7
by Flame9991 » Thu Mar 27, 2014 6:23 pm

7 Replies

4732 Views

Last post by Terik Daly
Fri Apr 04, 2014 8:40 am
Ivestagting the effect of surface are on the performance of

Last post by Ray Trent « Tue Apr 01, 2014 9:50 pm
Replies: 1
by 67-impala » Tue Apr 01, 2014 4:42 am

1 Replies

2567 Views

Last post by Ray Trent
Tue Apr 01, 2014 9:50 pm
Producing electricity while typing

Last post by agustya « Sat Mar 29, 2014 11:49 pm
Replies: 2
by Science-a-holic » Thu Mar 27, 2014 6:56 am

2 Replies

3948 Views

Last post by agustya
Sat Mar 29, 2014 11:49 pm
Voltage Stabilizers

Last post by agustya « Sat Mar 29, 2014 11:36 pm
Replies: 2
by samhitha » Fri Mar 28, 2014 5:44 am

2 Replies

8817 Views

Last post by agustya
Sat Mar 29, 2014 11:36 pm
Heating of gases by conduction, radiation from hot surface

Last post by Terik Daly « Fri Mar 28, 2014 9:34 am
Replies: 1
by ravi_i2h » Tue Mar 25, 2014 2:42 am

1 Replies

2400 Views

Last post by Terik Daly
Fri Mar 28, 2014 9:34 am
HELP: Smart Medicine Cabinet

Last post by Terik Daly « Fri Mar 28, 2014 9:21 am
Replies: 1
by sciencerocks2 » Wed Mar 26, 2014 3:43 pm

1 Replies

2516 Views

Last post by Terik Daly
Fri Mar 28, 2014 9:21 am
Can water float on water? Help please

Last post by Terik Daly « Fri Mar 21, 2014 9:29 am
Replies: 1
by catherineb99 » Sun Mar 16, 2014 6:06 am

1 Replies

2964 Views

Last post by Terik Daly
Fri Mar 21, 2014 9:29 am
Scintillating Scents: The Science of Making Perfume

Last post by Ray Trent « Tue Mar 18, 2014 9:34 pm
Replies: 1
by memoxd14 » Mon Mar 17, 2014 6:24 pm

1 Replies

3613 Views

Last post by Ray Trent
Tue Mar 18, 2014 9:34 pm
Flow of Electric energy

Last post by Ray Trent « Tue Mar 18, 2014 9:29 pm
Replies: 1
by BIJIT SARMA » Sun Mar 16, 2014 9:46 pm

1 Replies

4242 Views

Last post by Ray Trent
Tue Mar 18, 2014 9:29 pm
Photon filter

Last post by Ray Trent « Tue Mar 18, 2014 9:27 pm
Replies: 1
by MSLDSci » Sun Mar 16, 2014 12:13 pm

1 Replies

23573 Views

Last post by Ray Trent
Tue Mar 18, 2014 9:27 pm
How to find moment of inertia of propeller

Last post by stuffandthings « Fri Mar 14, 2014 5:31 pm
Replies: 4
by stuffandthings » Thu Feb 13, 2014 9:40 pm

4 Replies

8790 Views

Last post by stuffandthings
Fri Mar 14, 2014 5:31 pm
self propeller vehicle

Last post by Terik Daly « Fri Mar 14, 2014 8:26 am
Replies: 1
by rahulmuntha » Wed Mar 12, 2014 6:38 am

1 Replies

2652 Views

Last post by Terik Daly
Fri Mar 14, 2014 8:26 am
sdcience fair project

Last post by Terik Daly « Fri Mar 14, 2014 8:23 am
Replies: 1
by sherianna » Tue Mar 11, 2014 5:02 am

1 Replies

2172 Views

Last post by Terik Daly
Fri Mar 14, 2014 8:23 am
Help with Planning a Music-related Project

Last post by TeamRocketGrunt « Thu Mar 13, 2014 11:08 pm
Replies: 1
by seldomseenkid » Mon Mar 10, 2014 2:49 pm

1 Replies

2396 Views

Last post by TeamRocketGrunt
Thu Mar 13, 2014 11:08 pm
Determining Piezoelectric Voltage and current

Last post by surajgoel5 « Wed Mar 12, 2014 12:33 am
Replies: 3
by surajgoel5 » Tue Mar 11, 2014 5:29 am

3 Replies

4311 Views

Last post by surajgoel5
Wed Mar 12, 2014 12:33 am
Radiation project help

Last post by Terik Daly « Fri Mar 07, 2014 8:44 am
Replies: 1
by bcrary3 » Wed Feb 26, 2014 10:42 pm

1 Replies

21944 Views

Last post by Terik Daly
Fri Mar 07, 2014 8:44 am
radiation project

Last post by Terik Daly « Fri Mar 07, 2014 8:23 am
Replies: 1
by bcrary3 » Wed Feb 26, 2014 11:56 pm

1 Replies

2422 Views

Last post by Terik Daly
Fri Mar 07, 2014 8:23 am
Fuel Cell Efficiency

Last post by Terik Daly « Fri Mar 07, 2014 8:02 am
Replies: 1
by technoaaron » Wed Feb 26, 2014 3:25 am

1 Replies

2678 Views

Last post by Terik Daly
Fri Mar 07, 2014 8:02 am
Sports Science

Last post by audreyln « Fri Feb 28, 2014 10:12 pm
Replies: 1
by nathanbrown98 » Fri Feb 28, 2014 3:52 am

1 Replies

3917 Views

Last post by audreyln
Fri Feb 28, 2014 10:12 pm
Burning Calories Experiment - How do I make it more complex?

Last post by Terik Daly « Fri Feb 28, 2014 5:43 pm
Replies: 4
by maddieloves-science » Sat Feb 22, 2014 4:02 pm

4 Replies

3174 Views

Last post by Terik Daly
Fri Feb 28, 2014 5:43 pm
capillary action in textile - art

Last post by Terik Daly « Fri Feb 28, 2014 5:29 pm
Replies: 8
by Adamjbw » Thu Feb 20, 2014 8:24 am

8 Replies

15551 Views

Last post by Terik Daly
Fri Feb 28, 2014 5:29 pm
contra weight for suction

Last post by rmarz « Thu Feb 27, 2014 4:31 pm
Replies: 1
by shazad9 » Thu Feb 27, 2014 11:12 am

1 Replies

2611 Views

Last post by rmarz
Thu Feb 27, 2014 4:31 pm
Suns prominence simulation/inducing electricity

Last post by rmarz « Wed Feb 26, 2014 11:47 am
Replies: 2
by puza » Wed Feb 19, 2014 10:47 am

2 Replies

3138 Views

Last post by rmarz
Wed Feb 26, 2014 11:47 am
pH testing

Last post by Ray Trent « Tue Feb 25, 2014 10:45 pm
Replies: 3
by Frio310 » Sun Feb 23, 2014 12:03 am

3 Replies

3364 Views

Last post by Ray Trent
Tue Feb 25, 2014 10:45 pm
Using a Laser Pointer to Measure the Data Track Spacing on C

Last post by Ray Trent « Tue Feb 25, 2014 10:44 pm
Replies: 1
by sonya143 » Sat Feb 22, 2014 7:10 pm

1 Replies

2334 Views

Last post by Ray Trent
Tue Feb 25, 2014 10:44 pm
Cost Estimation Algorithm

Last post by Ray Trent « Tue Feb 25, 2014 10:19 pm
Replies: 4
by Bioperson » Sun Feb 02, 2014 11:59 pm

4 Replies

6060 Views

Last post by Ray Trent
Tue Feb 25, 2014 10:19 pm
mixing gases

Last post by rmarz « Sun Feb 23, 2014 9:44 am
Replies: 1
by clapps611 » Sun Feb 23, 2014 3:26 am

1 Replies

2986 Views

Last post by rmarz
Sun Feb 23, 2014 9:44 am
"Scratch" a Hologram (IYPT)

Last post by Terik Daly « Fri Feb 21, 2014 11:28 am
Replies: 1
by brandonchen32 » Sun Feb 16, 2014 6:50 am

1 Replies

22959 Views

Last post by Terik Daly
Fri Feb 21, 2014 11:28 am
test kit for measuring Copper concentrations

Last post by Terik Daly « Fri Feb 21, 2014 11:12 am
Replies: 1
by arigenius » Sat Feb 15, 2014 4:28 pm

1 Replies

2723 Views

Last post by Terik Daly
Fri Feb 21, 2014 11:12 am
How to Record on the Wire

Last post by dantheman321456987 « Mon Feb 17, 2014 2:06 pm
Replies: 2
by dantheman321456987 » Tue Feb 11, 2014 8:50 pm

2 Replies

2639 Views

Last post by dantheman321456987
Mon Feb 17, 2014 2:06 pm
Experiment Help

Last post by amyc « Mon Feb 17, 2014 8:26 am
Replies: 7
by DavHil » Wed Jan 29, 2014 6:14 pm

7 Replies

3861 Views

Last post by amyc
Mon Feb 17, 2014 8:26 am
Viscosity Project

Last post by Ray Trent « Tue Feb 11, 2014 4:50 pm
Replies: 1
by hanjan1 » Sun Feb 09, 2014 10:54 pm

1 Replies

2949 Views

Last post by Ray Trent
Tue Feb 11, 2014 4:50 pm
Absorption of Radiant Energy

Last post by Ray Trent « Tue Feb 11, 2014 4:34 pm
Replies: 3
by Scienceprojects101 » Thu Feb 06, 2014 2:02 pm

3 Replies

5091 Views

Last post by Ray Trent
Tue Feb 11, 2014 4:34 pm
I am told to make a radio receiver and transmitter.

Last post by Ray Trent « Tue Feb 11, 2014 4:26 pm
Replies: 3
by Soham Mitra » Wed Feb 05, 2014 8:08 pm

3 Replies

3436 Views

Last post by Ray Trent
Tue Feb 11, 2014 4:26 pm
Curcumin and Ascorbic Acid on the Stability of Dopamine

Last post by Terik Daly « Tue Feb 11, 2014 7:14 am
Replies: 3
by erinsmith280 » Fri Feb 07, 2014 9:30 am

3 Replies

3914 Views

Last post by Terik Daly
Tue Feb 11, 2014 7:14 am
Engineering a Device for Water Conservation

Last post by Terik Daly « Mon Feb 10, 2014 7:47 am
Replies: 3
by mikepriswalski » Wed Feb 05, 2014 11:36 pm

3 Replies

2978 Views

Last post by Terik Daly
Mon Feb 10, 2014 7:47 am
Electrolyte Challenge, Controlled Variables.

Last post by aggsej « Sat Feb 08, 2014 7:24 pm
Replies: 3
by jelly10 » Fri Feb 07, 2014 9:56 pm

3 Replies

3430 Views

Last post by aggsej
Sat Feb 08, 2014 7:24 pm
Project Category? Science or Engineering project?

Last post by LaureenMT « Sat Feb 08, 2014 7:47 am
Replies: 2
by LaureenMT » Wed Feb 05, 2014 8:47 pm

2 Replies

4868 Views

Last post by LaureenMT
Sat Feb 08, 2014 7:47 am
Effects of Hemp on Balancing Dopamine and Glutamate

Last post by erinsmith280 « Fri Feb 07, 2014 3:29 pm
Replies: 2
by erinsmith280 » Fri Feb 07, 2014 9:36 am

2 Replies

2566 Views

Last post by erinsmith280
Fri Feb 07, 2014 3:29 pm
Dry Ice Cannon: Science or Engineering project?

Last post by Terik Daly « Fri Feb 07, 2014 3:20 pm
Replies: 2
by LaureenMT » Wed Feb 05, 2014 8:40 pm

2 Replies

7125 Views

Last post by Terik Daly
Fri Feb 07, 2014 3:20 pm
Does ambient temperature affect temperature of heat source?

Last post by Terik Daly « Fri Feb 07, 2014 2:56 pm
Replies: 13
by stuffandthings » Tue Jan 14, 2014 10:36 pm

13 Replies

6677 Views

Last post by Terik Daly
Fri Feb 07, 2014 2:56 pm
To find dynamic range

Last post by Terik Daly « Fri Feb 07, 2014 2:51 pm
Replies: 6
by manju1234 » Wed Jan 22, 2014 6:20 am

6 Replies

3559 Views

Last post by Terik Daly
Fri Feb 07, 2014 2:51 pm
Electrolyte Challenge

Last post by rmarz « Wed Feb 05, 2014 7:18 pm
Replies: 1
by eckeizeredwards » Wed Feb 05, 2014 3:26 pm

1 Replies

2332 Views

Last post by rmarz
Wed Feb 05, 2014 7:18 pm
Coming up with project ideas

Last post by rmarz « Tue Feb 04, 2014 7:47 pm
Replies: 3
by Naltanare Undome » Thu Jan 30, 2014 9:05 am

3 Replies

4848 Views

Last post by rmarz
Tue Feb 04, 2014 7:47 pm
X-ray machine

Last post by amyc « Fri Jan 31, 2014 7:41 am
Replies: 1
by Ackron » Wed Dec 18, 2013 4:26 am

1 Replies

2526 Views

Last post by amyc
Fri Jan 31, 2014 7:41 am
ΔEo of a compound

Last post by Ray Trent « Tue Jan 28, 2014 11:11 pm
Replies: 3
by candy4me » Fri Jan 10, 2014 2:44 pm

3 Replies

3342 Views

Last post by Ray Trent
Tue Jan 28, 2014 11:11 pm
substitutes for glycerin?

Last post by rmarz « Tue Jan 28, 2014 10:31 pm
Replies: 1
by _Ari » Tue Jan 28, 2014 4:42 pm

1 Replies

7469 Views

Last post by rmarz
Tue Jan 28, 2014 10:31 pm
research question

Last post by grai « Sat Jan 25, 2014 6:33 pm
Replies: 2
by cinnamongirlz » Sat Jan 11, 2014 5:12 pm

2 Replies

4515 Views

Last post by grai
Sat Jan 25, 2014 6:33 pm
homemade calorimeter..confused about the formula and outcome

Last post by Terik Daly « Fri Jan 24, 2014 5:01 pm
Replies: 6
by bella14 » Wed Jan 08, 2014 7:49 pm

6 Replies

8427 Views

Last post by Terik Daly
Fri Jan 24, 2014 5:01 pm

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