Ask an Expert: Grades 6-8: Physical Science

Grades 6-8: Physical Science

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Ways of constructing a PEM fuel cell

Last post by candy4me « Wed Apr 16, 2014 5:55 am
Replies: 2
by candy4me » Tue Apr 15, 2014 3:22 pm

2 Replies

4025 Views

Last post by candy4me
Wed Apr 16, 2014 5:55 am
Don't Understand my results - wheel speed

Last post by Ray Trent « Tue Apr 15, 2014 9:35 pm
Replies: 2
by niksol217 » Sun Apr 13, 2014 1:14 pm

2 Replies

3714 Views

Last post by Ray Trent
Tue Apr 15, 2014 9:35 pm
Hookes Law

Last post by amyc « Tue Apr 15, 2014 9:49 am
Replies: 6
by slider5127 » Sun Mar 30, 2014 2:11 pm

6 Replies

4830 Views

Last post by amyc
Tue Apr 15, 2014 9:49 am
Which lip balm is the best firestarter?

Last post by Terik Daly « Mon Apr 07, 2014 4:23 am
Replies: 12
by aria12 » Thu Jan 16, 2014 1:01 pm

12 Replies

9199 Views

Last post by Terik Daly
Mon Apr 07, 2014 4:23 am
Gauss Rifle - Magnetic Linear Accelerator - problems

Last post by tdaly « Fri Apr 04, 2014 8:37 am
Replies: 1
by Blakester » Mon Mar 31, 2014 12:44 pm

1 Replies

23111 Views

Last post by tdaly
Fri Apr 04, 2014 8:37 am
Problems with cloud chamber project

Last post by Ray Trent « Tue Apr 01, 2014 9:59 pm
Replies: 4
by Ssmiley » Thu Mar 20, 2014 3:27 pm

4 Replies

5308 Views

Last post by Ray Trent
Tue Apr 01, 2014 9:59 pm
Title for question "What lip balm will burn the longest?"

Last post by grai « Sun Mar 30, 2014 12:02 pm
Replies: 3
by aria12 » Fri Mar 07, 2014 2:39 pm

3 Replies

4088 Views

Last post by grai
Sun Mar 30, 2014 12:02 pm
MFC Disposal

Last post by Terik Daly « Sat Mar 29, 2014 6:35 pm
Replies: 3
by jaw20 » Tue Jan 14, 2014 7:48 pm

3 Replies

3258 Views

Last post by Terik Daly
Sat Mar 29, 2014 6:35 pm
HELP: Smart Medicine Cabinet

Last post by sciencerocks2 « Fri Mar 28, 2014 3:28 pm
Replies: 2
by sciencerocks2 » Tue Mar 25, 2014 6:38 pm

2 Replies

3605 Views

Last post by sciencerocks2
Fri Mar 28, 2014 3:28 pm
BPA detection

Last post by Terik Daly « Fri Mar 21, 2014 3:51 pm
Replies: 3
by Marnie » Tue Oct 22, 2013 2:08 pm

3 Replies

4460 Views

Last post by Terik Daly
Fri Mar 21, 2014 3:51 pm
Chemistry of Ice-Cream Making Project

Last post by Terik Daly « Fri Mar 21, 2014 3:26 pm
Replies: 3
by msantangelo » Fri Mar 21, 2014 6:44 am

3 Replies

4522 Views

Last post by Terik Daly
Fri Mar 21, 2014 3:26 pm
Turbidity Meter.

Last post by Ray Trent « Tue Mar 18, 2014 9:37 pm
Replies: 1
by xxheyheyxx1 » Tue Mar 18, 2014 11:12 am

1 Replies

2906 Views

Last post by Ray Trent
Tue Mar 18, 2014 9:37 pm
Global Warming

Last post by kgudger « Sat Mar 15, 2014 6:52 pm
Replies: 1
by bailey4321 » Fri Mar 14, 2014 1:57 pm

1 Replies

3573 Views

Last post by kgudger
Sat Mar 15, 2014 6:52 pm
Need help with hypothesis about flocculation

Last post by Terik Daly « Fri Mar 14, 2014 8:16 am
Replies: 1
by Charis rider » Wed Mar 12, 2014 7:08 am

1 Replies

3019 Views

Last post by Terik Daly
Fri Mar 14, 2014 8:16 am
Category for question: Which lip balm burns the best?

Last post by kgudger « Fri Mar 14, 2014 7:35 am
Replies: 2
by aria12 » Wed Mar 12, 2014 2:32 pm

2 Replies

3996 Views

Last post by kgudger
Fri Mar 14, 2014 7:35 am
Soda and Fizz

Last post by rmarz « Thu Mar 13, 2014 4:36 pm
Replies: 1
by rdalba1021 » Wed Mar 12, 2014 10:09 am

1 Replies

11609 Views

Last post by rmarz
Thu Mar 13, 2014 4:36 pm
Do I understand this process correctly????????????

Last post by rmarz « Thu Mar 13, 2014 4:20 pm
Replies: 1
by Hannahpro » Wed Mar 12, 2014 1:44 pm

1 Replies

3788 Views

Last post by rmarz
Thu Mar 13, 2014 4:20 pm
Need help on my dependent variable for my project !!

Last post by dcnick96 « Wed Mar 12, 2014 8:31 pm
Replies: 17
by JustHyzell » Mon Feb 17, 2014 2:45 pm

17 Replies

11607 Views

Last post by dcnick96
Wed Mar 12, 2014 8:31 pm
Science Fair four days away and need help!!

Last post by rmarz « Mon Mar 10, 2014 9:17 am
Replies: 1
by Hannahpro » Mon Mar 10, 2014 8:37 am

1 Replies

2960 Views

Last post by rmarz
Mon Mar 10, 2014 9:17 am
Submarines

Last post by rmarz « Fri Mar 07, 2014 11:16 am
Replies: 1
by Mr-Awesome » Fri Mar 07, 2014 8:47 am

1 Replies

2904 Views

Last post by rmarz
Fri Mar 07, 2014 11:16 am
physical science: electolyte help

Last post by rmarz « Mon Mar 03, 2014 7:52 pm
Replies: 4
by tom and dad » Sun Mar 02, 2014 3:39 pm

4 Replies

3682 Views

Last post by rmarz
Mon Mar 03, 2014 7:52 pm
Interested in doing the project "Water to Fuel to Water"

Last post by kgudger « Mon Mar 03, 2014 10:23 am
Replies: 6
by candy4me » Sun Feb 23, 2014 3:03 pm

6 Replies

4691 Views

Last post by kgudger
Mon Mar 03, 2014 10:23 am
solar cells and dc motor problem

Last post by rmarz « Fri Feb 28, 2014 11:40 am
Replies: 1
by Nithin1999 » Fri Feb 28, 2014 9:27 am

1 Replies

3390 Views

Last post by rmarz
Fri Feb 28, 2014 11:40 am
Firefighters turnout gear

Last post by rmarz « Thu Feb 27, 2014 10:34 am
Replies: 3
by Spooly33 » Wed Feb 26, 2014 12:29 pm

3 Replies

4372 Views

Last post by rmarz
Thu Feb 27, 2014 10:34 am
Help!!Please!!

Last post by rmarz « Wed Feb 26, 2014 10:36 pm
Replies: 1
by yoojini » Wed Feb 26, 2014 7:17 pm

1 Replies

2610 Views

Last post by rmarz
Wed Feb 26, 2014 10:36 pm
Golf Ball Launcher

Last post by Ray Trent « Tue Feb 25, 2014 10:51 pm
Replies: 3
by flyboi » Wed Jan 04, 2012 5:30 am

3 Replies

7681 Views

Last post by Ray Trent
Tue Feb 25, 2014 10:51 pm
Testing the Drag on a Hovercraft

Last post by kgudger « Mon Feb 24, 2014 3:49 pm
Replies: 1
by Shawn » Mon Feb 24, 2014 1:30 pm

1 Replies

2846 Views

Last post by kgudger
Mon Feb 24, 2014 3:49 pm
Help with Hypothesis

Last post by kgudger « Mon Feb 24, 2014 11:59 am
Replies: 1
by yoojini » Sun Feb 23, 2014 3:25 pm

1 Replies

2883 Views

Last post by kgudger
Mon Feb 24, 2014 11:59 am
help me please!! it's urgent!

Last post by Antjy « Sat Feb 22, 2014 3:02 am
Replies: 2
by Antjy » Fri Feb 21, 2014 3:30 am

2 Replies

3469 Views

Last post by Antjy
Sat Feb 22, 2014 3:02 am
Anti-Radar

Last post by rmarz « Fri Feb 21, 2014 4:23 pm
Replies: 1
by gsyme14 » Tue Feb 18, 2014 9:34 am

1 Replies

20445 Views

Last post by rmarz
Fri Feb 21, 2014 4:23 pm
pH TeSt StRiPs ( HELP ASAP!!!)

Last post by Terik Daly « Fri Feb 21, 2014 11:57 am
Replies: 1
by KelseySanders » Tue Feb 18, 2014 4:03 pm

1 Replies

2895 Views

Last post by Terik Daly
Fri Feb 21, 2014 11:57 am
Growing Crystals

Last post by Terik Daly « Fri Feb 21, 2014 11:53 am
Replies: 1
by nickname » Tue Feb 18, 2014 4:28 pm

1 Replies

21773 Views

Last post by Terik Daly
Fri Feb 21, 2014 11:53 am
biology

Last post by Terik Daly « Fri Feb 21, 2014 11:43 am
Replies: 1
by sescobar » Thu Feb 20, 2014 9:22 am

1 Replies

2782 Views

Last post by Terik Daly
Fri Feb 21, 2014 11:43 am
PLEASE HELP ASAP: Dependent variable for my experiment

Last post by dcnick96 « Wed Feb 19, 2014 8:03 pm
Replies: 1
by JustHyzell » Wed Feb 19, 2014 9:49 am

1 Replies

2976 Views

Last post by dcnick96
Wed Feb 19, 2014 8:03 pm
electrolysis of water experiment

Last post by rmarz « Tue Feb 18, 2014 3:34 pm
Replies: 1
by ninafigurasin16 » Sat Feb 15, 2014 8:45 am

1 Replies

25435 Views

Last post by rmarz
Tue Feb 18, 2014 3:34 pm
Tireless Tides: Extracting Energy from Ocean Tides

Last post by Terik Daly « Mon Feb 17, 2014 1:45 pm
Replies: 3
by DFalconer » Fri Feb 14, 2014 7:03 am

3 Replies

3312 Views

Last post by Terik Daly
Mon Feb 17, 2014 1:45 pm
Microbial Fuel Cell

Last post by SciB « Mon Feb 17, 2014 1:06 pm
Replies: 1
by tjbarr5 » Thu Feb 13, 2014 3:25 pm

1 Replies

3942 Views

Last post by SciB
Mon Feb 17, 2014 1:06 pm
Sinking in a Non Newtonian fluid!

Last post by SciB « Mon Feb 17, 2014 12:24 pm
Replies: 6
by KelseySanders » Sun Feb 09, 2014 2:05 pm

6 Replies

10947 Views

Last post by SciB
Mon Feb 17, 2014 12:24 pm
Help I need a Creative Exhibit Title...

Last post by grai « Sat Feb 15, 2014 6:49 pm
Replies: 3
by Krachel81 » Mon Feb 03, 2014 7:00 pm

3 Replies

23200 Views

Last post by grai
Sat Feb 15, 2014 6:49 pm
Lunch Box Insulation

Last post by Terik Daly « Fri Feb 14, 2014 2:58 pm
Replies: 3
by cookies123 » Fri Feb 14, 2014 9:01 am

3 Replies

5975 Views

Last post by Terik Daly
Fri Feb 14, 2014 2:58 pm
Help with Getting Mpemba Effect to Occur!

Last post by Terik Daly « Fri Feb 14, 2014 2:13 pm
Replies: 1
by mglim » Wed Feb 12, 2014 6:38 pm

1 Replies

2777 Views

Last post by Terik Daly
Fri Feb 14, 2014 2:13 pm
Potato Battery not working

Last post by rmarz « Thu Feb 13, 2014 1:20 am
Replies: 2
by ccf955 » Tue Feb 11, 2014 5:02 pm

2 Replies

14383 Views

Last post by rmarz
Thu Feb 13, 2014 1:20 am
Seebeck Effect with PELTIER THERMO-ELECTRIC COOLING MODULE

Last post by rmarz « Thu Feb 13, 2014 1:10 am
Replies: 1
by lasundara » Thu Feb 13, 2014 12:09 am

1 Replies

3652 Views

Last post by rmarz
Thu Feb 13, 2014 1:10 am
Need help with copper corrosion with distill vinegar

Last post by Ray Trent « Tue Feb 11, 2014 4:17 pm
Replies: 1
by cphsing » Sun Feb 09, 2014 10:52 pm

1 Replies

3671 Views

Last post by Ray Trent
Tue Feb 11, 2014 4:17 pm
Need help with my variables...

Last post by kgudger « Tue Feb 11, 2014 8:09 am
Replies: 1
by carnau » Mon Feb 10, 2014 3:23 pm

1 Replies

2177 Views

Last post by kgudger
Tue Feb 11, 2014 8:09 am
NEED HELP WITH BREATH SPRAY PROJECT!!!

Last post by khalidh223 « Sun Feb 09, 2014 3:42 pm
Replies: 4
by khalidh223 » Sat Feb 08, 2014 11:13 am

4 Replies

3113 Views

Last post by khalidh223
Sun Feb 09, 2014 3:42 pm
How to write a research paper: APA vs. MLA

Last post by Terik Daly « Fri Feb 07, 2014 2:37 pm
Replies: 3
by aria12 » Sat Jan 25, 2014 4:59 pm

3 Replies

4385 Views

Last post by Terik Daly
Fri Feb 07, 2014 2:37 pm
Light Tracking Robot Project

Last post by dantheman321456987 « Tue Feb 04, 2014 4:24 pm
Replies: 2
by dantheman321456987 » Mon Feb 03, 2014 5:48 pm

2 Replies

2934 Views

Last post by dantheman321456987
Tue Feb 04, 2014 4:24 pm
Kelvin Electrostatic Generator

Last post by kgudger « Mon Feb 03, 2014 9:55 am
Replies: 1
by excelstudent » Sat Feb 01, 2014 6:17 pm

1 Replies

2529 Views

Last post by kgudger
Mon Feb 03, 2014 9:55 am
I need clarification on my science project!

Last post by rmarz « Sun Feb 02, 2014 3:31 pm
Replies: 1
by chennyyoon » Sun Feb 02, 2014 2:25 pm

1 Replies

11279 Views

Last post by rmarz
Sun Feb 02, 2014 3:31 pm

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