Ask an Expert: Grades 6-8: Physical Science

Grades 6-8: Physical Science

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Testing sound waves in different mediums

Last post by denisej « Thu Nov 06, 2014 10:06 pm
Replies: 4
by denisej » Thu Oct 30, 2014 6:51 am

4 Replies

8533 Views

Last post by denisej
Thu Nov 06, 2014 10:06 pm
Shaking up some Energy

Last post by norman40 « Wed Nov 05, 2014 8:42 am
Replies: 1
by jkesterman » Sat Nov 01, 2014 10:46 am

1 Replies

20910 Views

Last post by norman40
Wed Nov 05, 2014 8:42 am
How Do I Measure Marshmallows Density?

Last post by marguerite2 « Tue Nov 04, 2014 10:54 am
Replies: 3
by marguerite2 » Mon Nov 03, 2014 10:18 am

3 Replies

8567 Views

Last post by marguerite2
Tue Nov 04, 2014 10:54 am
pressurized RO device

Last post by bradleyshanrock-solberg « Mon Nov 03, 2014 10:03 pm
Replies: 4
by Ashek » Fri Oct 24, 2014 2:50 pm

4 Replies

3437 Views

Last post by bradleyshanrock-solberg
Mon Nov 03, 2014 10:03 pm
Microbial Fuel Cells

Last post by bradleyshanrock-solberg « Mon Nov 03, 2014 9:34 pm
Replies: 2
by molly_6 » Tue Oct 28, 2014 12:35 pm

2 Replies

4990 Views

Last post by bradleyshanrock-solberg
Mon Nov 03, 2014 9:34 pm
Orange Juice Titration Question

Last post by bradleyshanrock-solberg « Mon Nov 03, 2014 9:23 pm
Replies: 3
by MNK123 » Thu Jan 19, 2012 5:50 pm

3 Replies

5017 Views

Last post by bradleyshanrock-solberg
Mon Nov 03, 2014 9:23 pm
HELP! Can't find the original project

Last post by amyc « Fri Oct 31, 2014 9:14 am
Replies: 2
by cb333 » Mon Oct 27, 2014 7:09 am

2 Replies

2523 Views

Last post by amyc
Fri Oct 31, 2014 9:14 am
Rocketry-fin design

Last post by bradleyshanrock-solberg « Thu Oct 30, 2014 10:18 pm
Replies: 9
by doreen1020 » Tue Sep 30, 2014 12:09 pm

9 Replies

7440 Views

Last post by bradleyshanrock-solberg
Thu Oct 30, 2014 10:18 pm
Question regarding making marshmallows experiment

Last post by norman40 « Thu Oct 30, 2014 12:48 pm
Replies: 3
by Macy03 » Wed Oct 29, 2014 6:37 am

3 Replies

3069 Views

Last post by norman40
Thu Oct 30, 2014 12:48 pm
I Need an Expert to Help with my Project

Last post by hayybarr « Mon Oct 27, 2014 8:19 pm
Replies: 2
by hayybarr » Sun Oct 26, 2014 6:14 pm

2 Replies

2262 Views

Last post by hayybarr
Mon Oct 27, 2014 8:19 pm
Voxcad

Last post by kgudger « Mon Oct 27, 2014 7:26 am
Replies: 1
by chrisk » Sun Oct 26, 2014 12:14 pm

1 Replies

2411 Views

Last post by kgudger
Mon Oct 27, 2014 7:26 am
Sucrose, Glucose and Fructose Experiment

Last post by Terik Daly « Sat Oct 25, 2014 12:03 pm
Replies: 3
by ldboazman » Thu Oct 23, 2014 12:39 pm

3 Replies

2989 Views

Last post by Terik Daly
Sat Oct 25, 2014 12:03 pm
pH Paper

Last post by Terik Daly « Fri Oct 24, 2014 8:45 am
Replies: 6
by aprice65 » Tue Sep 30, 2014 2:57 pm

6 Replies

17388 Views

Last post by Terik Daly
Fri Oct 24, 2014 8:45 am
"Potions nd Lotions: Lessons in Cosmetic Chemistry"

Last post by norman40 « Wed Oct 15, 2014 8:25 am
Replies: 5
by Chellykyla » Tue Apr 16, 2013 11:05 pm

5 Replies

6674 Views

Last post by norman40
Wed Oct 15, 2014 8:25 am
Looking for a qualified scientist to help me w/ my project?

Last post by rmarz « Tue Oct 14, 2014 2:20 pm
Replies: 1
by lilaboo » Tue Oct 14, 2014 5:48 am

1 Replies

1972 Views

Last post by rmarz
Tue Oct 14, 2014 2:20 pm
Need help in understanding

Last post by bradleyshanrock-solberg « Mon Oct 13, 2014 6:33 pm
Replies: 3
by ChallengerS1 » Sat Oct 11, 2014 6:51 pm

3 Replies

2832 Views

Last post by bradleyshanrock-solberg
Mon Oct 13, 2014 6:33 pm
How to detect BPA

Last post by bradleyshanrock-solberg « Mon Oct 13, 2014 6:19 pm
Replies: 4
by ayushibanerjee » Wed Sep 24, 2014 11:02 pm

4 Replies

15731 Views

Last post by bradleyshanrock-solberg
Mon Oct 13, 2014 6:19 pm
Antacids and Acids

Last post by chrisshen « Mon Oct 13, 2014 3:55 pm
Replies: 3
by granth2015 » Wed Oct 01, 2014 6:43 pm

3 Replies

3685 Views

Last post by chrisshen
Mon Oct 13, 2014 3:55 pm
Research

Last post by bradleyshanrock-solberg « Tue Oct 07, 2014 6:53 pm
Replies: 1
by haybar » Mon Oct 06, 2014 7:04 pm

1 Replies

2339 Views

Last post by bradleyshanrock-solberg
Tue Oct 07, 2014 6:53 pm
Arduino - testing RGB LED clear common cathode

Last post by kgudger « Mon Oct 06, 2014 6:01 am
Replies: 2
by proscience » Fri Oct 03, 2014 8:41 am

2 Replies

3661 Views

Last post by kgudger
Mon Oct 06, 2014 6:01 am
Help with meat tenderizer portion of jello experiment

Last post by schlotterer « Tue Sep 30, 2014 6:24 pm
Replies: 3
by schlotterer » Fri Sep 26, 2014 9:15 am

3 Replies

8979 Views

Last post by schlotterer
Tue Sep 30, 2014 6:24 pm
Point of a parabola USB Antenna

Last post by lennyface « Fri Sep 26, 2014 6:19 pm
Replies: 2
by lennyface » Thu Sep 25, 2014 2:12 pm

2 Replies

2449 Views

Last post by lennyface
Fri Sep 26, 2014 6:19 pm
Hair Hygrometer

Last post by scienceturd « Wed Sep 24, 2014 7:43 pm
Replies: 3
by scienceturd » Thu Sep 18, 2014 6:17 pm

3 Replies

3241 Views

Last post by scienceturd
Wed Sep 24, 2014 7:43 pm
Water To Fuel To Water

Last post by chrisshen « Sun Sep 21, 2014 11:42 am
Replies: 3
by Davidyeong88 » Tue Jul 29, 2014 6:46 pm

3 Replies

3145 Views

Last post by chrisshen
Sun Sep 21, 2014 11:42 am
Help with science fair project?

Last post by Terik Daly « Fri Sep 19, 2014 8:19 am
Replies: 2
by neatish » Tue Nov 26, 2013 4:59 pm

2 Replies

5016 Views

Last post by Terik Daly
Fri Sep 19, 2014 8:19 am
Help with soap bubble experiment

Last post by Terik Daly « Fri Sep 12, 2014 11:15 am
Replies: 3
by jkgutter » Wed Sep 10, 2014 12:08 pm

3 Replies

5133 Views

Last post by Terik Daly
Fri Sep 12, 2014 11:15 am
Watching Nuclear Particles for background radiation

Last post by boydrew « Mon Sep 08, 2014 7:35 pm
Replies: 1
by jrcounts » Wed Dec 18, 2013 12:52 pm

1 Replies

3503 Views

Last post by boydrew
Mon Sep 08, 2014 7:35 pm
Cold Pack Chemistry

Last post by bradleyshanrock-solberg « Mon Sep 08, 2014 2:01 pm
Replies: 2
by oliver_o » Fri Aug 29, 2014 10:38 pm

2 Replies

3214 Views

Last post by bradleyshanrock-solberg
Mon Sep 08, 2014 2:01 pm
chalk dust as an alternative liquid erser

Last post by williamcolocho « Tue Aug 26, 2014 4:04 pm
Replies: 2
by clynt18 » Wed Aug 13, 2014 1:42 am

2 Replies

5848 Views

Last post by williamcolocho
Tue Aug 26, 2014 4:04 pm
Heat and cold

Last post by drowningfish « Sat Aug 16, 2014 1:57 pm
Replies: 3
by samus » Mon Jul 28, 2014 7:21 am

3 Replies

3673 Views

Last post by drowningfish
Sat Aug 16, 2014 1:57 pm
chalk dust as an alternative glue

Last post by rmarz « Wed Jul 23, 2014 6:35 pm
Replies: 1
by clynt18 » Wed Jul 23, 2014 7:14 am

1 Replies

2995 Views

Last post by rmarz
Wed Jul 23, 2014 6:35 pm
Need Help on Water to Fuel to Water project

Last post by Coz+Why_Not « Wed Jul 23, 2014 8:33 am
Replies: 4
by AjayJain73 » Mon Nov 19, 2012 12:11 pm

4 Replies

4621 Views

Last post by Coz+Why_Not
Wed Jul 23, 2014 8:33 am
Quantitative Data for Biomimicry Project

Last post by proscience « Mon Jul 21, 2014 10:33 am
Replies: 2
by proscience » Fri Jul 18, 2014 11:24 am

2 Replies

3351 Views

Last post by proscience
Mon Jul 21, 2014 10:33 am
Airplane Designs for Winglets

Last post by MustFinish_Project « Fri Jul 11, 2014 1:17 pm
Replies: 6
by MustFinish_Project » Fri May 09, 2014 6:36 pm

6 Replies

6029 Views

Last post by MustFinish_Project
Fri Jul 11, 2014 1:17 pm
Vitamin C

Last post by maxwelmorgen « Mon Jul 07, 2014 2:40 am
Replies: 4
by eliz » Sun Dec 16, 2007 8:49 pm

4 Replies

29053 Views

Last post by maxwelmorgen
Mon Jul 07, 2014 2:40 am
Science

Last post by rmarz « Thu Jun 19, 2014 1:33 pm
Replies: 1
by Yza » Wed Jun 18, 2014 5:00 am

1 Replies

2347 Views

Last post by rmarz
Thu Jun 19, 2014 1:33 pm
Electrolyte Challenge: How do electrolytes carry current?

Last post by rmarz « Thu Jun 05, 2014 9:47 pm
Replies: 1
by hannahbear1030 » Wed Jun 04, 2014 3:54 pm

1 Replies

2836 Views

Last post by rmarz
Thu Jun 05, 2014 9:47 pm
Lie detector questions

Last post by Ray Trent « Tue Jun 03, 2014 9:46 pm
Replies: 3
by uncactress35 » Wed May 07, 2014 7:58 am

3 Replies

14874 Views

Last post by Ray Trent
Tue Jun 03, 2014 9:46 pm
Solar Energy Conductivity For A Geyser

Last post by kgudger « Mon Jun 02, 2014 2:39 pm
Replies: 1
by ibi33 » Mon Jun 02, 2014 10:15 am

1 Replies

2561 Views

Last post by kgudger
Mon Jun 02, 2014 2:39 pm
Electrolyte Challenge: multimeter and copper wire problem

Last post by rmarz « Sun Jun 01, 2014 8:22 am
Replies: 1
by hannahbear1030 » Sat May 31, 2014 5:43 pm

1 Replies

2997 Views

Last post by rmarz
Sun Jun 01, 2014 8:22 am
Presto! From Black to Clear with the Magic of Photochemistry

Last post by Terik Daly « Fri May 16, 2014 9:10 am
Replies: 1
by jpark9 » Wed May 14, 2014 1:57 am

1 Replies

21487 Views

Last post by Terik Daly
Fri May 16, 2014 9:10 am
Air Particles

Last post by agustya « Sun May 11, 2014 12:24 am
Replies: 1
by xxheyheyxx1 » Fri May 09, 2014 9:42 am

1 Replies

3003 Views

Last post by agustya
Sun May 11, 2014 12:24 am
Frictional Surfboards

Last post by Sunny_09 « Thu May 08, 2014 1:00 am
Replies: 2
by 12sarahh » Fri Dec 30, 2011 1:52 pm

2 Replies

3631 Views

Last post by Sunny_09
Thu May 08, 2014 1:00 am
Sugar Crystals *HELP*

Last post by rmarz « Sun May 04, 2014 7:08 pm
Replies: 1
by AnthonyZero » Sun May 04, 2014 12:07 pm

1 Replies

3291 Views

Last post by rmarz
Sun May 04, 2014 7:08 pm
electrolyte challenge: orange juice vs sport drink

Last post by rmarz « Thu May 01, 2014 9:17 pm
Replies: 12
by ktps » Wed Apr 23, 2014 10:03 pm

12 Replies

8340 Views

Last post by rmarz
Thu May 01, 2014 9:17 pm
Cost of Neon Gas

Last post by rmarz « Tue Apr 29, 2014 5:15 pm
Replies: 1
by karipley » Tue Apr 29, 2014 9:16 am

1 Replies

8081 Views

Last post by rmarz
Tue Apr 29, 2014 5:15 pm
Concrete heating questions

Last post by Ray Trent « Tue Apr 22, 2014 9:55 pm
Replies: 1
by Aventura5 » Tue Apr 22, 2014 6:10 pm

1 Replies

3165 Views

Last post by Ray Trent
Tue Apr 22, 2014 9:55 pm
Solar Speedway

Last post by MKCurious1 « Mon Apr 21, 2014 12:58 pm
Replies: 2
by MKCurious1 » Sun Apr 20, 2014 4:15 pm

2 Replies

3655 Views

Last post by MKCurious1
Mon Apr 21, 2014 12:58 pm
Problem with Light Tracking Robot

Last post by jaymanh1200 « Thu Apr 17, 2014 11:22 pm
Replies: 10
by jaymanh1200 » Thu Apr 10, 2014 6:58 am

10 Replies

5601 Views

Last post by jaymanh1200
Thu Apr 17, 2014 11:22 pm
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

4006 Views

Last post by candy4me
Wed Apr 16, 2014 5:55 am

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