Ask an Expert: Grades 9-12: Physical Science

Grades 9-12: Physical Science

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Metals used as electrodes in Electrolysis

Last post by norman40 « Wed Apr 25, 2018 8:10 am
Replies: 1
by dtomas7 » Tue Apr 24, 2018 7:07 pm

1 Replies

2163 Views

Last post by norman40
Wed Apr 25, 2018 8:10 am
Physics HELP!! PLEASE

Last post by MadelineB « Tue Apr 24, 2018 2:36 pm
Replies: 1
by 8e60c3bfe50840bbbcb6f3b2e25e6ee6 » Tue Apr 24, 2018 9:55 am

1 Replies

2222 Views

Last post by MadelineB
Tue Apr 24, 2018 2:36 pm
Chemistry and plastic

Last post by rpeteranderl « Mon Apr 23, 2018 8:05 am
Replies: 1
by sglind0404 » Sat Apr 21, 2018 11:31 pm

1 Replies

2201 Views

Last post by rpeteranderl
Mon Apr 23, 2018 8:05 am
Heliotracker idea problem

Last post by rpeteranderl « Mon Apr 23, 2018 7:52 am
Replies: 2
by Avin » Sat Feb 03, 2018 6:02 am

2 Replies

2656 Views

Last post by rpeteranderl
Mon Apr 23, 2018 7:52 am
Physics

Last post by dcnick96 « Sun Apr 22, 2018 7:10 pm
Replies: 1
by Dafney » Fri Apr 20, 2018 4:27 am

1 Replies

2115 Views

Last post by dcnick96
Sun Apr 22, 2018 7:10 pm
How to reconcile the 5v circuit with the 12v circuit?

Last post by norman40 « Wed Apr 18, 2018 2:51 pm
Replies: 1
by meideolian » Tue Apr 17, 2018 11:30 pm

1 Replies

3190 Views

Last post by norman40
Wed Apr 18, 2018 2:51 pm
Final Report

Last post by norman40 « Mon Apr 16, 2018 12:37 pm
Replies: 1
by layan15 » Sun Apr 15, 2018 10:31 pm

1 Replies

2041 Views

Last post by norman40
Mon Apr 16, 2018 12:37 pm
Restoring Used Cooking Oils

Last post by CuriousCat341 « Sun Apr 15, 2018 12:17 am
Replies: 4
by shikeycondez00 » Thu May 11, 2017 8:20 am

4 Replies

21873 Views

Last post by CuriousCat341
Sun Apr 15, 2018 12:17 am
Developing an artificial pancreas

Last post by norman40 « Thu Apr 12, 2018 4:14 pm
Replies: 4
by 54eafbba3b544ecaa4425b9c686f7985 » Sat Mar 17, 2018 11:41 pm

4 Replies

3063 Views

Last post by norman40
Thu Apr 12, 2018 4:14 pm
Skin Moisturizers Experiment

Last post by norman40 « Mon Apr 09, 2018 3:55 pm
Replies: 3
by 5064d060242f487f9adc1a195d295b18 » Mon Mar 12, 2018 9:05 pm

3 Replies

3347 Views

Last post by norman40
Mon Apr 09, 2018 3:55 pm
Quantum Cryptography

Last post by rachelbaker22 « Thu Apr 05, 2018 6:34 am
Replies: 2
by rachelbaker22 » Wed Apr 04, 2018 11:48 am

2 Replies

3619 Views

Last post by rachelbaker22
Thu Apr 05, 2018 6:34 am
food processing

Last post by norman40 « Wed Apr 04, 2018 3:12 pm
Replies: 1
by prianshu » Tue Apr 03, 2018 9:05 pm

1 Replies

2093 Views

Last post by norman40
Wed Apr 04, 2018 3:12 pm
If Pi is infinite...

Last post by AeroSE « Tue Apr 03, 2018 8:29 pm
Replies: 1
by Quinn256 » Tue Apr 03, 2018 2:23 pm

1 Replies

1997 Views

Last post by AeroSE
Tue Apr 03, 2018 8:29 pm
how do i build a moving human leg?

Last post by AmyCowen « Mon Apr 02, 2018 8:12 am
Replies: 2
by hatlkri22 » Fri Mar 30, 2018 5:12 pm

2 Replies

2892 Views

Last post by AmyCowen
Mon Apr 02, 2018 8:12 am
which should i choo

Last post by MadelineB « Sun Apr 01, 2018 7:38 pm
Replies: 1
by 80b23a6ab31241168e2fc5522d19405a » Sun Apr 01, 2018 4:08 am

1 Replies

2302 Views

Last post by MadelineB
Sun Apr 01, 2018 7:38 pm
Creating electricity from mud

Last post by norman40 « Wed Mar 28, 2018 11:10 am
Replies: 1
by chickenrain » Tue Mar 27, 2018 11:51 pm

1 Replies

2171 Views

Last post by norman40
Wed Mar 28, 2018 11:10 am
Help for my project

Last post by norman40 « Wed Mar 28, 2018 10:49 am
Replies: 1
by sciencegurl123456789 » Tue Mar 27, 2018 9:26 am

1 Replies

2135 Views

Last post by norman40
Wed Mar 28, 2018 10:49 am
Names for my project!! :O

Last post by norman40 « Wed Mar 28, 2018 10:32 am
Replies: 1
by jc45992 » Mon Mar 26, 2018 1:13 am

1 Replies

2226 Views

Last post by norman40
Wed Mar 28, 2018 10:32 am
engineering

Last post by norman40 « Wed Mar 28, 2018 10:26 am
Replies: 1
by Ubbyubaid842 » Thu Mar 22, 2018 9:44 pm

1 Replies

2226 Views

Last post by norman40
Wed Mar 28, 2018 10:26 am
How many joules of energy per minute does this humidifier require?

Last post by dcnick96 « Sun Mar 25, 2018 8:58 pm
Replies: 1
by BeboRMazen » Fri Mar 23, 2018 8:09 am

1 Replies

2521 Views

Last post by dcnick96
Sun Mar 25, 2018 8:58 pm
project idea

Last post by LeungWilley « Thu Mar 22, 2018 4:34 pm
Replies: 1
by leehyunsoo » Tue Mar 20, 2018 6:57 am

1 Replies

2322 Views

Last post by LeungWilley
Thu Mar 22, 2018 4:34 pm
Impulse and Impact Force about robot

Last post by LeungWilley « Thu Mar 22, 2018 4:22 pm
Replies: 1
by leehyunsoo » Thu Mar 22, 2018 5:28 am

1 Replies

2034 Views

Last post by LeungWilley
Thu Mar 22, 2018 4:22 pm
Heisenberg's uncertainty principle

Last post by norman40 « Wed Mar 21, 2018 2:58 pm
Replies: 1
by fa352a9472a2430ea79acf70ceb5c217 » Sun Mar 18, 2018 11:31 pm

1 Replies

2335 Views

Last post by norman40
Wed Mar 21, 2018 2:58 pm
air pressure / velocity

Last post by norman40 « Wed Mar 14, 2018 3:13 pm
Replies: 1
by adamwalker » Mon Mar 12, 2018 10:09 pm

1 Replies

2500 Views

Last post by norman40
Wed Mar 14, 2018 3:13 pm
I need a project idea please

Last post by norman40 « Wed Mar 14, 2018 3:11 pm
Replies: 1
by 40324223b7b440f7a046249c39010d27 » Tue Mar 13, 2018 9:38 am

1 Replies

2029 Views

Last post by norman40
Wed Mar 14, 2018 3:11 pm
MicroBial Fuel Cell

Last post by norman40 « Wed Mar 14, 2018 1:51 pm
Replies: 1
by booksandstuff1 » Thu Mar 08, 2018 6:47 pm

1 Replies

2050 Views

Last post by norman40
Wed Mar 14, 2018 1:51 pm
Power of kicks

Last post by Aaron1673 « Mon Mar 05, 2018 7:47 am
Replies: 2
by Aaron1673 » Fri Jan 26, 2018 1:53 am

2 Replies

2855 Views

Last post by Aaron1673
Mon Mar 05, 2018 7:47 am
Changes to atmosphere with gas release?

Last post by MadelineB « Sun Mar 04, 2018 9:13 pm
Replies: 1
by majmrichardson » Fri Mar 02, 2018 3:13 pm

1 Replies

2108 Views

Last post by MadelineB
Sun Mar 04, 2018 9:13 pm
science 9

Last post by Quark2 « Sun Mar 04, 2018 4:38 pm
Replies: 1
by jeffrey920720 » Fri Mar 02, 2018 4:04 am

1 Replies

2097 Views

Last post by Quark2
Sun Mar 04, 2018 4:38 pm
EXPERIMENTING WITH DIFFERENT CANDLE WAXES due 3/3

Last post by norman40 « Thu Mar 01, 2018 9:53 am
Replies: 3
by dragon808 » Sun Feb 25, 2018 12:10 am

3 Replies

4248 Views

Last post by norman40
Thu Mar 01, 2018 9:53 am
How to Build and Use a Subsonic Wind Tunnel

Last post by norman40 « Wed Feb 28, 2018 4:48 pm
Replies: 1
by AndreaBatti » Sun Feb 25, 2018 7:30 am

1 Replies

2438 Views

Last post by norman40
Wed Feb 28, 2018 4:48 pm
CD data track

Last post by norman40 « Wed Feb 28, 2018 11:57 am
Replies: 1
by 6thelements » Wed Feb 28, 2018 9:37 am

1 Replies

2178 Views

Last post by norman40
Wed Feb 28, 2018 11:57 am
HELP URGENT! Sodium Acetate Handwarmer Lab

Last post by norman40 « Wed Feb 28, 2018 11:42 am
Replies: 1
by ChemZack » Tue Feb 27, 2018 9:06 pm

1 Replies

3687 Views

Last post by norman40
Wed Feb 28, 2018 11:42 am
Ocean Currents Project

Last post by AmyCowen « Mon Feb 26, 2018 1:01 pm
Replies: 1
by NathanielBee » Fri Feb 16, 2018 9:57 am

1 Replies

2292 Views

Last post by AmyCowen
Mon Feb 26, 2018 1:01 pm
Singing wine glasses and volume of liquid

Last post by jkarnes « Fri Feb 23, 2018 1:11 pm
Replies: 1
by Jaakkojaakko » Mon Feb 19, 2018 2:29 pm

1 Replies

4344 Views

Last post by jkarnes
Fri Feb 23, 2018 1:11 pm
super sensitive electric field detector

Last post by LouisRoberts « Sun Feb 18, 2018 3:11 pm
Replies: 2
by vivid16 » Tue Nov 15, 2016 6:24 am

2 Replies

3546 Views

Last post by LouisRoberts
Sun Feb 18, 2018 3:11 pm
Water to Fuel project question

Last post by norman40 « Sun Feb 18, 2018 2:51 pm
Replies: 8
by jrparticlehunters » Fri Jan 05, 2018 7:52 am

8 Replies

3542 Views

Last post by norman40
Sun Feb 18, 2018 2:51 pm
Dealing With Diabetes

Last post by LeungWilley « Thu Feb 15, 2018 6:35 pm
Replies: 1
by abby816 » Thu Feb 15, 2018 6:51 am

1 Replies

3737 Views

Last post by LeungWilley
Thu Feb 15, 2018 6:35 pm
Help with variables?

Last post by norman40 « Wed Feb 14, 2018 12:38 pm
Replies: 1
by kmp135 » Wed Feb 14, 2018 11:22 am

1 Replies

2645 Views

Last post by norman40
Wed Feb 14, 2018 12:38 pm
Swimming Pool

Last post by norman40 « Wed Feb 14, 2018 12:22 pm
Replies: 1
by gflynn » Tue Feb 13, 2018 11:46 pm

1 Replies

2509 Views

Last post by norman40
Wed Feb 14, 2018 12:22 pm
Help with the Three-Point Bend Test (mechanic experiment)

Last post by norman40 « Tue Feb 13, 2018 1:17 pm
Replies: 9
by thebookthief » Mon Feb 05, 2018 6:14 am

9 Replies

4945 Views

Last post by norman40
Tue Feb 13, 2018 1:17 pm
SI Measure of Material's Opacity?

Last post by bfinio « Mon Feb 12, 2018 7:50 am
Replies: 1
by somethingsomethingusername » Sat Feb 10, 2018 8:13 pm

1 Replies

2051 Views

Last post by bfinio
Mon Feb 12, 2018 7:50 am
Ball Launcher Challenge

Last post by AmyCowen « Thu Feb 08, 2018 3:50 pm
Replies: 1
by dwsherwood » Thu Feb 08, 2018 7:21 am

1 Replies

4596 Views

Last post by AmyCowen
Thu Feb 08, 2018 3:50 pm
Chemical Reaction help

Last post by norman40 « Wed Feb 07, 2018 1:43 pm
Replies: 1
by bethanyf » Tue Feb 06, 2018 8:06 pm

1 Replies

2181 Views

Last post by norman40
Wed Feb 07, 2018 1:43 pm
Fuel Cells

Last post by LeungWilley « Tue Feb 06, 2018 6:50 am
Replies: 7
by Dodge04 » Wed Jan 17, 2018 9:40 pm

7 Replies

3834 Views

Last post by LeungWilley
Tue Feb 06, 2018 6:50 am
science fair title HELP!

Last post by Tryptamine « Sat Feb 03, 2018 11:24 pm
Replies: 2
by HeavyStone » Tue Jan 23, 2018 4:42 pm

2 Replies

2515 Views

Last post by Tryptamine
Sat Feb 03, 2018 11:24 pm
Help with Water to fuel to Water experiment

Last post by LeungWilley « Thu Feb 01, 2018 4:46 pm
Replies: 3
by zapien2407 » Sat Jan 27, 2018 4:16 pm

3 Replies

2797 Views

Last post by LeungWilley
Thu Feb 01, 2018 4:46 pm
Name Needed Please

Last post by audreyln « Tue Jan 30, 2018 9:26 am
Replies: 1
by Xx_Helpneeded_xX » Wed Jan 24, 2018 7:38 pm

1 Replies

2144 Views

Last post by audreyln
Tue Jan 30, 2018 9:26 am
Would having Nnfluid inside a tire keep the tire going

Last post by MadelineB « Sat Jan 27, 2018 8:51 pm
Replies: 1
by Mr_TDU » Fri Jan 26, 2018 11:20 pm

1 Replies

2255 Views

Last post by MadelineB
Sat Jan 27, 2018 8:51 pm
Radio Transmitter Project- HELP

Last post by puneetsarang456 « Fri Jan 26, 2018 12:09 pm
Replies: 2
by puneetsarang456 » Wed Jan 24, 2018 8:25 pm

2 Replies

2249 Views

Last post by puneetsarang456
Fri Jan 26, 2018 12:09 pm

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