Ask an Expert: Grades 6-8: Physical Science

Grades 6-8: Physical Science

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where there is charge, there can be sparks

Last post by John Dreher « Mon Mar 12, 2012 12:41 pm
Replies: 1
by Sonic » Sun Mar 11, 2012 6:51 pm

1 Replies

3039 Views

Last post by John Dreher
Mon Mar 12, 2012 12:41 pm
HELP!! Background Info

Last post by kgudger « Mon Mar 12, 2012 8:37 am
Replies: 3
by Sophie99 » Sun Mar 11, 2012 12:03 am

3 Replies

5379 Views

Last post by kgudger
Mon Mar 12, 2012 8:37 am
Fruits/vegtables battery

Last post by John Dreher « Sat Mar 10, 2012 5:52 am
Replies: 1
by J. Lusinski » Fri Mar 09, 2012 2:39 pm

1 Replies

3617 Views

Last post by John Dreher
Sat Mar 10, 2012 5:52 am
Measuring the Surface Tension of Water question

Last post by sciencekids4 « Fri Mar 09, 2012 2:50 pm
Replies: 7
by sciencekids4 » Tue Mar 06, 2012 5:00 pm

7 Replies

5107 Views

Last post by sciencekids4
Fri Mar 09, 2012 2:50 pm
growing crystal with Borax

Last post by Craig_Bridge « Fri Mar 09, 2012 10:08 am
Replies: 2
by ellenong » Wed Mar 07, 2012 9:57 pm

2 Replies

8834 Views

Last post by Craig_Bridge
Fri Mar 09, 2012 10:08 am
Crazy Crystals

Last post by Craig_Bridge « Fri Mar 09, 2012 9:33 am
Replies: 4
by leons » Fri Mar 02, 2012 9:34 pm

4 Replies

7854 Views

Last post by Craig_Bridge
Fri Mar 09, 2012 9:33 am
Which freezes faster, hot or cold water?

Last post by rmarz « Thu Mar 08, 2012 11:18 pm
Replies: 1
by Akalski » Thu Mar 08, 2012 6:14 pm

1 Replies

6888 Views

Last post by rmarz
Thu Mar 08, 2012 11:18 pm
How does electricity generate movement?

Last post by theborg « Wed Mar 07, 2012 5:56 pm
Replies: 2
by Avictor » Tue Mar 06, 2012 10:51 pm

2 Replies

4187 Views

Last post by theborg
Wed Mar 07, 2012 5:56 pm
How does electricity generate movement?

Last post by k4gfwgerry « Wed Mar 07, 2012 5:56 pm
Replies: 1
by Avictor » Tue Mar 06, 2012 10:38 pm

1 Replies

2809 Views

Last post by k4gfwgerry
Wed Mar 07, 2012 5:56 pm
veggie power

Last post by rmarz « Wed Mar 07, 2012 9:18 am
Replies: 9
by thstage » Thu Feb 02, 2012 6:48 am

9 Replies

11865 Views

Last post by rmarz
Wed Mar 07, 2012 9:18 am
Magnets

Last post by Isabella8688 « Tue Mar 06, 2012 7:26 pm
Replies: 5
by pailar » Tue Dec 18, 2007 9:30 pm

5 Replies

32649 Views

Last post by Isabella8688
Tue Mar 06, 2012 7:26 pm
The Chemistry of Hair Highlights - HELP

Last post by kgudger « Mon Mar 05, 2012 9:09 am
Replies: 1
by ronisha » Sun Mar 04, 2012 11:03 am

1 Replies

2946 Views

Last post by kgudger
Mon Mar 05, 2012 9:09 am
HELP...Are fingerprints inherited

Last post by HeatherL « Sat Mar 10, 2012 5:00 pm
Replies: 2
by ronisha » Sun Mar 04, 2012 12:46 pm

2 Replies

12531 Views

Last post by HeatherL
Sat Mar 10, 2012 5:00 pm
Microbial Fuel CELL

Last post by soccer987 « Thu Mar 01, 2012 9:06 pm
Replies: 8
by soccer987 » Tue Feb 14, 2012 2:37 pm

8 Replies

5295 Views

Last post by soccer987
Thu Mar 01, 2012 9:06 pm
Launch apperatus

Last post by kgudger « Mon Feb 27, 2012 10:50 pm
Replies: 1
by Aline » Mon Feb 27, 2012 5:45 pm

1 Replies

2407 Views

Last post by kgudger
Mon Feb 27, 2012 10:50 pm
Electrolyte Challenge

Last post by John Dreher « Mon Feb 27, 2012 6:26 am
Replies: 23
by rubberducky1276 » Mon Dec 12, 2011 2:44 pm

23 Replies

18638 Views

Last post by John Dreher
Mon Feb 27, 2012 6:26 am
Thermoelectricity

Last post by rmarz « Wed Feb 22, 2012 7:01 pm
Replies: 1
by alberthome » Wed Feb 22, 2012 4:28 pm

1 Replies

2852 Views

Last post by rmarz
Wed Feb 22, 2012 7:01 pm
wind water projet

Last post by theborg « Mon Feb 20, 2012 5:39 pm
Replies: 1
by MAUNASMEHTA » Thu Feb 09, 2012 7:03 am

1 Replies

3398 Views

Last post by theborg
Mon Feb 20, 2012 5:39 pm
Crystals

Last post by edneu3 « Fri Feb 17, 2012 7:42 am
Replies: 3
by coopermohler » Wed Feb 15, 2012 5:52 pm

3 Replies

5809 Views

Last post by edneu3
Fri Feb 17, 2012 7:42 am
Different Materials for sound barriers

Last post by theborg « Wed Feb 15, 2012 8:56 pm
Replies: 1
by snk99 » Wed Feb 15, 2012 2:04 pm

1 Replies

3262 Views

Last post by theborg
Wed Feb 15, 2012 8:56 pm
Spin right round motor

Last post by wendellwiggins « Tue Feb 14, 2012 9:58 am
Replies: 6
by casady961 » Wed Feb 01, 2012 5:53 pm

6 Replies

5890 Views

Last post by wendellwiggins
Tue Feb 14, 2012 9:58 am
Different Materials for sound barriers

Last post by snk99 « Mon Feb 13, 2012 3:11 pm
Replies: 2
by snk99 » Mon Feb 13, 2012 11:03 am

2 Replies

3118 Views

Last post by snk99
Mon Feb 13, 2012 3:11 pm
Flammability

Last post by Logman411 « Mon Feb 13, 2012 11:50 am
Replies: 2
by Logman411 » Sun Feb 12, 2012 9:47 am

2 Replies

3410 Views

Last post by Logman411
Mon Feb 13, 2012 11:50 am
Physics Issues - Flaws in Experiment HELP!

Last post by edneu3 « Thu Feb 09, 2012 12:38 pm
Replies: 1
by vanerac » Wed Feb 08, 2012 10:20 am

1 Replies

3926 Views

Last post by edneu3
Thu Feb 09, 2012 12:38 pm
solutions for gaz leakage

Last post by edneu3 « Thu Feb 09, 2012 12:17 pm
Replies: 1
by jiji » Tue Feb 07, 2012 5:50 am

1 Replies

2871 Views

Last post by edneu3
Thu Feb 09, 2012 12:17 pm
Making Objects Hover With Reverse Magnetic Polarity

Last post by theborg « Wed Feb 08, 2012 9:23 am
Replies: 5
by christiantm2 » Fri Feb 03, 2012 10:27 am

5 Replies

6674 Views

Last post by theborg
Wed Feb 08, 2012 9:23 am
Abstract help??

Last post by amyc « Mon Feb 06, 2012 10:41 am
Replies: 2
by Sausagesauce » Sat Feb 04, 2012 6:01 pm

2 Replies

3872 Views

Last post by amyc
Mon Feb 06, 2012 10:41 am
dependent, independent, and controlled variables

Last post by donnahardy2 « Sun Feb 05, 2012 7:12 pm
Replies: 2
by chill » Sat Feb 04, 2012 1:11 pm

2 Replies

13675 Views

Last post by donnahardy2
Sun Feb 05, 2012 7:12 pm
Measuring Vibrational Frequencies Using Light

Last post by Joeee « Sun Feb 05, 2012 6:58 pm
Replies: 9
by Joeee » Wed Oct 12, 2011 3:36 pm

9 Replies

7002 Views

Last post by Joeee
Sun Feb 05, 2012 6:58 pm
I NEED URGENT HELP!!!

Last post by Goldenzenith « Sat Feb 04, 2012 8:31 pm
Replies: 2
by awesomeawesome » Thu Feb 02, 2012 3:38 pm

2 Replies

3459 Views

Last post by Goldenzenith
Sat Feb 04, 2012 8:31 pm
Skewed Data,

Last post by rmarz « Sat Feb 04, 2012 7:09 pm
Replies: 2
by Songbird8 » Sat Feb 04, 2012 5:10 pm

2 Replies

3214 Views

Last post by rmarz
Sat Feb 04, 2012 7:09 pm
Science Fair Please Help and Reply

Last post by amyc « Mon Jan 30, 2012 10:54 pm
Replies: 1
by MaCamila123 » Sat Jan 28, 2012 1:43 pm

1 Replies

4618 Views

Last post by amyc
Mon Jan 30, 2012 10:54 pm
Does the pressure in a basketball effect the foul shot?

Last post by Casey258 « Mon Jan 30, 2012 7:53 pm
Replies: 4
by Casey258 » Mon Jan 30, 2012 4:36 pm

4 Replies

14846 Views

Last post by Casey258
Mon Jan 30, 2012 7:53 pm
Do mason jars affect the purity of water?

Last post by rmarz « Sun Jan 29, 2012 5:13 pm
Replies: 1
by bubblypop98 » Sun Jan 29, 2012 4:30 pm

1 Replies

3191 Views

Last post by rmarz
Sun Jan 29, 2012 5:13 pm
How to make salt or sea water from home

Last post by bubblypop98 « Sun Jan 29, 2012 4:11 pm
Replies: 3
by bubblypop98 » Sat Jan 28, 2012 4:02 pm

3 Replies

7272 Views

Last post by bubblypop98
Sun Jan 29, 2012 4:11 pm
6-8: Physical Science

Last post by Goldenzenith « Sun Jan 29, 2012 2:19 pm
Replies: 1
by crusher » Sun Jan 29, 2012 12:50 pm

1 Replies

3296 Views

Last post by Goldenzenith
Sun Jan 29, 2012 2:19 pm
Assumptions and Limitations

Last post by Goldenzenith « Sat Jan 28, 2012 8:07 pm
Replies: 2
by mAlbright34 » Sat Jan 21, 2012 7:26 am

2 Replies

12580 Views

Last post by Goldenzenith
Sat Jan 28, 2012 8:07 pm
Formula's

Last post by Goldenzenith « Sat Jan 28, 2012 7:32 pm
Replies: 2
by macricl » Mon Jan 23, 2012 6:45 pm

2 Replies

3418 Views

Last post by Goldenzenith
Sat Jan 28, 2012 7:32 pm
magnus effect and baseball

Last post by nicholas8 « Wed Jan 25, 2012 5:29 pm
Replies: 2
by nicholas8 » Tue Jan 24, 2012 10:11 am

2 Replies

6363 Views

Last post by nicholas8
Wed Jan 25, 2012 5:29 pm
archimedes screw project

Last post by nicholas8 « Wed Jan 25, 2012 3:26 pm
Replies: 2
by nicholas8 » Tue Jan 24, 2012 12:20 pm

2 Replies

4094 Views

Last post by nicholas8
Wed Jan 25, 2012 3:26 pm
Simple Motor

Last post by rizzodr « Wed Jan 25, 2012 8:52 am
Replies: 2
by rizzodr » Tue Jan 24, 2012 7:33 am

2 Replies

3182 Views

Last post by rizzodr
Wed Jan 25, 2012 8:52 am
Baseball Project

Last post by wendellwiggins « Tue Jan 24, 2012 5:48 pm
Replies: 1
by tyronebiggums » Tue Jan 24, 2012 10:20 am

1 Replies

5619 Views

Last post by wendellwiggins
Tue Jan 24, 2012 5:48 pm
Solar Powered Water Desalinator

Last post by John Dreher « Sun Jan 22, 2012 7:39 pm
Replies: 1
by bubblypop98 » Sat Jan 21, 2012 4:49 pm

1 Replies

3344 Views

Last post by John Dreher
Sun Jan 22, 2012 7:39 pm
What is the fastest way to cool a soda?

Last post by k4gfwgerry « Sun Jan 22, 2012 5:02 pm
Replies: 1
by kara1998 » Sat Jan 21, 2012 9:58 pm

1 Replies

38974 Views

Last post by k4gfwgerry
Sun Jan 22, 2012 5:02 pm
Shoe heel impact

Last post by laurbar « Thu Jan 19, 2012 9:32 pm
Replies: 3
by laurbar » Sun Jan 15, 2012 4:54 pm

3 Replies

3540 Views

Last post by laurbar
Thu Jan 19, 2012 9:32 pm
Crystals grow in hot water

Last post by edneu3 « Thu Jan 19, 2012 1:04 pm
Replies: 1
by clarria24 » Wed Jan 18, 2012 8:27 pm

1 Replies

3276 Views

Last post by edneu3
Thu Jan 19, 2012 1:04 pm
inclined plane

Last post by Ray Trent « Wed Jan 18, 2012 2:54 pm
Replies: 1
by bcampos » Wed Jan 18, 2012 12:11 pm

1 Replies

3643 Views

Last post by Ray Trent
Wed Jan 18, 2012 2:54 pm
Science Fair Ideas

Last post by Ray Trent « Wed Jan 18, 2012 2:51 pm
Replies: 1
by gretascience » Tue Jan 17, 2012 7:51 pm

1 Replies

4972 Views

Last post by Ray Trent
Wed Jan 18, 2012 2:51 pm
science question

Last post by wendellwiggins « Tue Jan 17, 2012 9:05 am
Replies: 1
by deme3363 » Mon Jan 16, 2012 7:39 pm

1 Replies

2584 Views

Last post by wendellwiggins
Tue Jan 17, 2012 9:05 am
How many words should an Abstract be? HELPPPPP!!!

Last post by wendellwiggins « Tue Jan 17, 2012 9:00 am
Replies: 1
by ndnballa360 » Mon Jan 16, 2012 3:53 pm

1 Replies

3385 Views

Last post by wendellwiggins
Tue Jan 17, 2012 9:00 am

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