Ask an Expert: Grades 6-8: Physical Science

Grades 6-8: Physical Science

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Tennis Balls - bounce height open vs unopened can

Last post by norman40 « Wed Nov 18, 2015 5:12 pm
Replies: 4
by Panina12 » Mon Nov 16, 2015 12:45 pm

4 Replies

5428 Views

Last post by norman40
Wed Nov 18, 2015 5:12 pm
simple electric motor

Last post by karenzyj « Wed Nov 18, 2015 4:55 pm
Replies: 1
by Micale18 » Wed Nov 18, 2015 1:05 pm

1 Replies

5180 Views

Last post by karenzyj
Wed Nov 18, 2015 4:55 pm
Why is the speed of light important?

Last post by karenzyj « Wed Nov 18, 2015 4:47 pm
Replies: 1
by JoseA » Tue Nov 17, 2015 6:29 pm

1 Replies

2387 Views

Last post by karenzyj
Wed Nov 18, 2015 4:47 pm
Glucose Tablets for Glucose Projects??

Last post by dfcoll « Wed Nov 18, 2015 9:57 am
Replies: 1
by haerin99 » Tue Nov 17, 2015 8:49 pm

1 Replies

2356 Views

Last post by dfcoll
Wed Nov 18, 2015 9:57 am
Particles in the Mist Cloud chamber experiment graphs

Last post by jrobinsona « Tue Nov 17, 2015 7:44 pm
Replies: 2
by jrobinsona » Sun Nov 15, 2015 10:51 am

2 Replies

2629 Views

Last post by jrobinsona
Tue Nov 17, 2015 7:44 pm
I need an interview for my science fair project about lego robots.

Last post by TheGabster « Tue Nov 17, 2015 10:42 am

by TheGabster » Tue Nov 17, 2015 10:42 am

0 Replies

4180 Views

Last post by TheGabster
Tue Nov 17, 2015 10:42 am
Where There Is Charge, There Can Be Sparks!

Last post by amyc « Mon Nov 16, 2015 7:56 am
Replies: 1
by ALS_aims » Sat Nov 14, 2015 9:28 am

1 Replies

3017 Views

Last post by amyc
Mon Nov 16, 2015 7:56 am
Where there is Charge, There is Sparks! HELP,HELP,HELP!!!

Last post by mayapanda « Sun Nov 15, 2015 7:54 am
Replies: 5
by ALS_aims » Wed Nov 11, 2015 7:29 pm

5 Replies

3186 Views

Last post by mayapanda
Sun Nov 15, 2015 7:54 am
WHERE THERE IS CHARGE, THERE IS SPARKS! HELP,HELP,HELP!!!!!

Last post by rmarz « Sat Nov 14, 2015 12:50 pm
Replies: 2
by ALS_aims » Sat Nov 14, 2015 8:50 am

2 Replies

2243 Views

Last post by rmarz
Sat Nov 14, 2015 12:50 pm
Why do bubbles last longer with water than with dish detergent?

Last post by dfcoll « Fri Nov 13, 2015 6:05 am
Replies: 5
by sw33tdr3amz » Wed Nov 11, 2015 2:13 pm

5 Replies

6118 Views

Last post by dfcoll
Fri Nov 13, 2015 6:05 am
rocket science

Last post by theborg « Tue Nov 10, 2015 12:30 pm
Replies: 1
by scienepro428 » Mon Nov 09, 2015 4:34 pm

1 Replies

2542 Views

Last post by theborg
Tue Nov 10, 2015 12:30 pm
A Battery That Makes Cents- Control Variables

Last post by dcnick96 « Mon Nov 09, 2015 9:25 pm
Replies: 3
by harrisNH01 » Sat Nov 07, 2015 9:21 am

3 Replies

5222 Views

Last post by dcnick96
Mon Nov 09, 2015 9:25 pm
SEEBECK EFFECT: turn heat into electricity, then measure it with a thermocouple

Last post by bfinio « Mon Nov 09, 2015 7:02 am
Replies: 2
by is486 » Sun Nov 08, 2015 12:08 pm

2 Replies

3357 Views

Last post by bfinio
Mon Nov 09, 2015 7:02 am
Help with what is the control in the solar cell output project

Last post by 324B21 « Sun Nov 08, 2015 8:58 pm
Replies: 1
by wendykaycpa » Sun Nov 08, 2015 7:19 pm

1 Replies

2287 Views

Last post by 324B21
Sun Nov 08, 2015 8:58 pm
qualitative & quantitative observations

Last post by dcnick96 « Sun Nov 08, 2015 7:08 pm
Replies: 1
by susancusic » Sun Nov 08, 2015 6:42 pm

1 Replies

4102 Views

Last post by dcnick96
Sun Nov 08, 2015 7:08 pm
Engineering an alge co2 scrubber

Last post by HowardE « Sun Nov 08, 2015 6:22 pm
Replies: 13
by GraceKiwi » Sun Sep 20, 2015 8:55 am

13 Replies

11392 Views

Last post by HowardE
Sun Nov 08, 2015 6:22 pm
Help for motorizing a robot hand.

Last post by HowardE « Sun Nov 08, 2015 5:56 am
Replies: 3
by doomlord » Sat Nov 07, 2015 12:26 am

3 Replies

3042 Views

Last post by HowardE
Sun Nov 08, 2015 5:56 am
projectile through water

Last post by norman40 « Sat Nov 07, 2015 10:07 am
Replies: 1
by rmellott » Fri Nov 06, 2015 12:32 pm

1 Replies

3246 Views

Last post by norman40
Sat Nov 07, 2015 10:07 am
Salt Oscillator Uses

Last post by dcnick96 « Fri Nov 06, 2015 8:16 pm
Replies: 5
by NeedAProjectASAP » Mon Oct 26, 2015 8:31 pm

5 Replies

3750 Views

Last post by dcnick96
Fri Nov 06, 2015 8:16 pm
Engineering a Carburetor

Last post by audreyln « Fri Nov 06, 2015 2:59 pm
Replies: 1
by anonymous2111 » Fri Nov 06, 2015 7:51 am

1 Replies

2227 Views

Last post by audreyln
Fri Nov 06, 2015 2:59 pm
Line follow robot

Last post by bfinio « Fri Nov 06, 2015 7:12 am
Replies: 9
by englady » Wed Nov 04, 2015 4:49 am

9 Replies

5178 Views

Last post by bfinio
Fri Nov 06, 2015 7:12 am
paper plate

Last post by rmarz « Wed Nov 04, 2015 4:06 pm
Replies: 1
by jjolly » Wed Nov 04, 2015 9:35 am

1 Replies

2290 Views

Last post by rmarz
Wed Nov 04, 2015 4:06 pm
Age estimation expert for my kid?

Last post by amyc « Wed Nov 04, 2015 12:26 pm
Replies: 1
by Priscillamulders » Tue Nov 03, 2015 2:49 pm

1 Replies

2439 Views

Last post by amyc
Wed Nov 04, 2015 12:26 pm
Additives

Last post by norman40 « Wed Nov 04, 2015 9:05 am
Replies: 3
by nneese424 » Mon Nov 02, 2015 4:44 pm

3 Replies

2384 Views

Last post by norman40
Wed Nov 04, 2015 9:05 am
Experiment Finished - Help with Standard Deviation

Last post by norman40 « Mon Nov 02, 2015 3:37 pm
Replies: 11
by proscience15 » Fri Oct 30, 2015 11:20 am

11 Replies

7442 Views

Last post by norman40
Mon Nov 02, 2015 3:37 pm
Tracking Geomagnetic Storms in the Ionosphere

Last post by dcnick96 « Sun Nov 01, 2015 6:38 pm
Replies: 1
by BSTK » Fri Oct 30, 2015 11:13 am

1 Replies

2229 Views

Last post by dcnick96
Sun Nov 01, 2015 6:38 pm
Salt oscillator

Last post by tdaly « Fri Oct 30, 2015 7:42 am
Replies: 3
by Linda123 » Mon Oct 08, 2012 3:34 pm

3 Replies

3828 Views

Last post by tdaly
Fri Oct 30, 2015 7:42 am
Constellations, Planets and Satellites

Last post by norman40 « Fri Oct 30, 2015 7:13 am
Replies: 2
by maxjojo » Wed Oct 28, 2015 12:02 pm

2 Replies

3060 Views

Last post by norman40
Fri Oct 30, 2015 7:13 am
How do i make a boom gate that opens when the traffic light is red

Last post by HowardE « Thu Oct 29, 2015 10:57 am
Replies: 1
by Rebeccajose » Thu Oct 29, 2015 2:58 am

1 Replies

3693 Views

Last post by HowardE
Thu Oct 29, 2015 10:57 am
Stealthy Shapes

Last post by Rvssts « Mon Oct 26, 2015 3:58 pm
Replies: 2
by Rvssts » Sun Oct 25, 2015 2:51 pm

2 Replies

2626 Views

Last post by Rvssts
Mon Oct 26, 2015 3:58 pm
Measuring Solubility Project's Control

Last post by tdaly « Mon Oct 26, 2015 11:55 am
Replies: 3
by Isthisthingon » Fri Oct 23, 2015 6:53 am

3 Replies

2381 Views

Last post by tdaly
Mon Oct 26, 2015 11:55 am
A Matter of Time

Last post by bfinio « Mon Oct 26, 2015 7:31 am
Replies: 2
by mjc2002 » Fri Oct 23, 2015 9:44 am

2 Replies

2795 Views

Last post by bfinio
Mon Oct 26, 2015 7:31 am
Radioactive Particles decay in your own cloud chamber

Last post by tdaly « Fri Oct 23, 2015 7:49 am
Replies: 1
by jakerios » Thu Oct 22, 2015 10:12 am

1 Replies

1862 Views

Last post by tdaly
Fri Oct 23, 2015 7:49 am
Turning Milk Into Plastic

Last post by tdaly « Fri Oct 23, 2015 7:40 am
Replies: 1
by DylanYoungblood » Thu Oct 22, 2015 10:00 am

1 Replies

9393 Views

Last post by tdaly
Fri Oct 23, 2015 7:40 am
Electrolyte Challenge

Last post by norman40 « Thu Oct 22, 2015 4:25 am
Replies: 5
by osufan1 » Wed Jan 04, 2012 8:46 pm

5 Replies

5329 Views

Last post by norman40
Thu Oct 22, 2015 4:25 am
What a drag experiment

Last post by bfinio « Tue Oct 20, 2015 6:15 am
Replies: 2
by jenreh » Sun Oct 18, 2015 10:38 am

2 Replies

2583 Views

Last post by bfinio
Tue Oct 20, 2015 6:15 am
Alkaline Water

Last post by uroojmadiha « Mon Oct 19, 2015 8:49 pm

by uroojmadiha » Mon Oct 19, 2015 8:49 pm

0 Replies

3035 Views

Last post by uroojmadiha
Mon Oct 19, 2015 8:49 pm
Visible frequency energy converted to infrared?

Last post by dfcoll « Mon Oct 19, 2015 5:14 pm
Replies: 6
by wayneb » Mon Oct 12, 2015 5:43 pm

6 Replies

3240 Views

Last post by dfcoll
Mon Oct 19, 2015 5:14 pm
metals for my rust buster project

Last post by norman40 « Sun Oct 18, 2015 4:57 pm
Replies: 1
by scibuddy5189 » Sat Oct 17, 2015 10:20 am

1 Replies

2170 Views

Last post by norman40
Sun Oct 18, 2015 4:57 pm
A Battery That Makes Cents- Anode and Cathode

Last post by norman40 « Sun Oct 18, 2015 4:31 pm
Replies: 1
by harrisNH01 » Sat Oct 17, 2015 6:08 am

1 Replies

2769 Views

Last post by norman40
Sun Oct 18, 2015 4:31 pm
Oscillating Water Column: "Wily Waves"

Last post by claram1 « Sun Oct 18, 2015 2:12 pm
Replies: 4
by claram1 » Sun Oct 11, 2015 3:13 pm

4 Replies

3058 Views

Last post by claram1
Sun Oct 18, 2015 2:12 pm
I don't understand how to use the Qwater= mwater ct equation

Last post by 324B21 « Sat Oct 17, 2015 4:32 pm
Replies: 1
by GwendolynMcCollough » Sat Oct 17, 2015 2:02 pm

1 Replies

2031 Views

Last post by 324B21
Sat Oct 17, 2015 4:32 pm
Water Filtration

Last post by 324B21 « Fri Oct 16, 2015 11:37 pm
Replies: 7
by keyblade_master13 » Mon Sep 24, 2007 9:17 pm

7 Replies

8040 Views

Last post by 324B21
Fri Oct 16, 2015 11:37 pm
Chemistry of Hair Highlights: HELP NEEDED

Last post by karenzyj « Wed Oct 14, 2015 5:31 pm
Replies: 1
by gilliangrace » Tue Oct 13, 2015 5:34 pm

1 Replies

2399 Views

Last post by karenzyj
Wed Oct 14, 2015 5:31 pm
Egg Substitute Project

Last post by amyc « Wed Oct 14, 2015 12:52 pm
Replies: 2
by lwoodbury23 » Thu Oct 08, 2015 2:31 pm

2 Replies

2986 Views

Last post by amyc
Wed Oct 14, 2015 12:52 pm
Electrolyte Challenge

Last post by rmarz « Sun Oct 11, 2015 3:07 pm
Replies: 20
by momofkyle » Fri Nov 18, 2011 1:39 pm

20 Replies

21421 Views

Last post by rmarz
Sun Oct 11, 2015 3:07 pm
Building hovercraft for 6th grade science project..Need some help..

Last post by 324B21 « Sat Oct 10, 2015 9:09 am
Replies: 1
by siddu001 » Fri Oct 09, 2015 7:15 am

1 Replies

2547 Views

Last post by 324B21
Sat Oct 10, 2015 9:09 am
Egg Substitute Project

Last post by lwoodbury23 « Fri Oct 09, 2015 9:49 am
Replies: 2
by lwoodbury23 » Thu Oct 08, 2015 2:29 pm

2 Replies

2741 Views

Last post by lwoodbury23
Fri Oct 09, 2015 9:49 am
Rainbow Fire Help

Last post by tdaly « Fri Oct 09, 2015 9:37 am
Replies: 3
by starships3 » Sun Mar 18, 2012 11:54 am

3 Replies

4513 Views

Last post by tdaly
Fri Oct 09, 2015 9:37 am
Rainbow Fire

Last post by tdaly « Fri Oct 09, 2015 9:31 am
Replies: 6
by ronikrugs » Tue Oct 11, 2011 8:48 pm

6 Replies

15657 Views

Last post by tdaly
Fri Oct 09, 2015 9:31 am

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