Ask an Expert: Grades 6-8: Physical Science

Grades 6-8: Physical Science

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Lever Switch for Bluebot Obstacle Avoiding Robot

Last post by bfinio « Mon Dec 28, 2015 6:26 am
Replies: 13
by Ceejay327 » Wed Nov 18, 2015 6:15 pm

13 Replies

5095 Views

Last post by bfinio
Mon Dec 28, 2015 6:26 am
Measuring the surface tension of water

Last post by rmarz « Thu Dec 24, 2015 1:39 am
Replies: 1
by MZMZ » Wed Dec 23, 2015 8:32 pm

1 Replies

2258 Views

Last post by rmarz
Thu Dec 24, 2015 1:39 am
Measuring Drag in a Wind Tunnel

Last post by HowardE « Sun Dec 20, 2015 7:40 pm
Replies: 1
by Madisen2015 » Sun Dec 20, 2015 2:05 pm

1 Replies

10148 Views

Last post by HowardE
Sun Dec 20, 2015 7:40 pm
Problems with my simple electric motor

Last post by rmarz « Sat Dec 19, 2015 7:05 pm
Replies: 1
by Micale18 » Thu Dec 17, 2015 9:30 am

1 Replies

11754 Views

Last post by rmarz
Sat Dec 19, 2015 7:05 pm
I need help!

Last post by norman40 « Thu Dec 17, 2015 6:00 pm
Replies: 9
by TheRealMohamedSene » Tue Dec 15, 2015 2:44 pm

9 Replies

3419 Views

Last post by norman40
Thu Dec 17, 2015 6:00 pm
science behind soaked potatoes & crisp

Last post by norman40 « Wed Dec 16, 2015 5:33 pm
Replies: 1
by AlfredSqu » Mon Dec 14, 2015 3:19 pm

1 Replies

2616 Views

Last post by norman40
Wed Dec 16, 2015 5:33 pm
Making a Hygrometer with Strands of Hair

Last post by norman40 « Wed Dec 16, 2015 5:11 pm
Replies: 1
by hannahloftin14 » Tue Dec 15, 2015 8:13 pm

1 Replies

2311 Views

Last post by norman40
Wed Dec 16, 2015 5:11 pm
Candy Waterfall

Last post by norman40 « Tue Dec 15, 2015 5:05 pm
Replies: 1
by jeepers13 » Mon Dec 14, 2015 8:57 am

1 Replies

2853 Views

Last post by norman40
Tue Dec 15, 2015 5:05 pm
Shock Absorbtion in calculators

Last post by HowardE « Thu Dec 10, 2015 6:19 am
Replies: 1
by AJchan » Thu Dec 10, 2015 4:47 am

1 Replies

2458 Views

Last post by HowardE
Thu Dec 10, 2015 6:19 am
Food Science Project Concern

Last post by dfcoll « Thu Dec 10, 2015 3:47 am
Replies: 2
by gcates » Tue Dec 08, 2015 6:23 pm

2 Replies

2486 Views

Last post by dfcoll
Thu Dec 10, 2015 3:47 am
Prosthetic hand

Last post by HowardE « Mon Dec 07, 2015 1:25 pm
Replies: 1
by acsc40003904 » Mon Dec 07, 2015 12:19 pm

1 Replies

2586 Views

Last post by HowardE
Mon Dec 07, 2015 1:25 pm
Help with making Electroscope

Last post by norman40 « Mon Dec 07, 2015 8:19 am
Replies: 1
by AaronMarkee33 » Sun Dec 06, 2015 4:17 pm

1 Replies

2081 Views

Last post by norman40
Mon Dec 07, 2015 8:19 am
How accurate of an multimeter do I need?

Last post by HowardE « Sun Dec 06, 2015 9:10 pm
Replies: 1
by ElevatorandEngineeringGeek » Sun Dec 06, 2015 7:37 pm

1 Replies

2388 Views

Last post by HowardE
Sun Dec 06, 2015 9:10 pm
Genetic Mutations Project

Last post by norman40 « Sun Dec 06, 2015 6:21 pm
Replies: 6
by hannah_tsay » Sun Nov 22, 2015 9:10 pm

6 Replies

3159 Views

Last post by norman40
Sun Dec 06, 2015 6:21 pm
Electrolyte challenge copper wire size

Last post by HowardE « Sat Dec 05, 2015 7:09 am
Replies: 3
by notquitesure » Tue Dec 01, 2015 9:34 pm

3 Replies

4283 Views

Last post by HowardE
Sat Dec 05, 2015 7:09 am
Need answer ASAP, pertaining to science fair.

Last post by tdaly « Fri Dec 04, 2015 10:22 am
Replies: 3
by choobaca34 » Sun Nov 15, 2015 4:59 pm

3 Replies

2462 Views

Last post by tdaly
Fri Dec 04, 2015 10:22 am
Which beverage releases the most gas?

Last post by norman40 « Thu Dec 03, 2015 5:25 pm
Replies: 1
by declan_dowd » Thu Dec 03, 2015 6:14 am

1 Replies

6267 Views

Last post by norman40
Thu Dec 03, 2015 5:25 pm
Space and JWST

Last post by norman40 « Thu Dec 03, 2015 5:10 pm
Replies: 1
by katiehornbostel » Wed Dec 02, 2015 8:36 pm

1 Replies

2021 Views

Last post by norman40
Thu Dec 03, 2015 5:10 pm
Stealth - radar project

Last post by FW190 « Wed Dec 02, 2015 11:22 pm
Replies: 2
by FW190 » Wed Dec 02, 2015 4:59 pm

2 Replies

2555 Views

Last post by FW190
Wed Dec 02, 2015 11:22 pm
Extracting DNA from strawberries

Last post by norman40 « Tue Dec 01, 2015 4:03 pm
Replies: 1
by hannahjane273 » Mon Nov 30, 2015 6:45 pm

1 Replies

4085 Views

Last post by norman40
Tue Dec 01, 2015 4:03 pm
Making Perfume

Last post by norman40 « Tue Dec 01, 2015 3:48 pm
Replies: 1
by doeringnicole » Thu Nov 26, 2015 6:45 pm

1 Replies

2607 Views

Last post by norman40
Tue Dec 01, 2015 3:48 pm
Question regarding measuring temperature (Fastest Way to Cool a Soda)

Last post by norman40 « Mon Nov 30, 2015 12:57 pm
Replies: 4
by cottoncandyrainbow4 » Sun Nov 01, 2015 1:51 pm

4 Replies

3933 Views

Last post by norman40
Mon Nov 30, 2015 12:57 pm
the solarpanel bristlebot

Last post by norman40 « Mon Nov 30, 2015 11:55 am
Replies: 1
by mihindias » Sun Nov 29, 2015 8:23 am

1 Replies

2212 Views

Last post by norman40
Mon Nov 30, 2015 11:55 am
Will a potato battery power an RC car?

Last post by HowardE « Sat Nov 28, 2015 5:57 pm
Replies: 1
by amj64 » Sat Nov 28, 2015 5:32 pm

1 Replies

6024 Views

Last post by HowardE
Sat Nov 28, 2015 5:57 pm
I need an answer as quickly as possible.

Last post by theborg « Fri Nov 27, 2015 6:54 pm
Replies: 1
by sunburnninja » Fri Nov 27, 2015 4:22 pm

1 Replies

2098 Views

Last post by theborg
Fri Nov 27, 2015 6:54 pm
Cymatics

Last post by williamcolocho « Tue Nov 24, 2015 9:07 pm
Replies: 1
by Supersophie0917 » Tue Nov 24, 2015 3:27 pm

1 Replies

2419 Views

Last post by williamcolocho
Tue Nov 24, 2015 9:07 pm
Material that creates the best sound barrier.

Last post by oboroweinoh « Tue Nov 24, 2015 4:03 pm
Replies: 2
by oboroweinoh » Tue Nov 24, 2015 2:56 pm

2 Replies

2435 Views

Last post by oboroweinoh
Tue Nov 24, 2015 4:03 pm
Sucrose & Glucose & Fructose Oh My! Uncovering Hidden Sugars In Food

Last post by mariam11 « Tue Nov 24, 2015 8:46 am
Replies: 2
by pokey1456 » Thu Oct 22, 2015 11:46 am

2 Replies

3773 Views

Last post by mariam11
Tue Nov 24, 2015 8:46 am
What is a good question/hypothesis for building a hydrogen generator?

Last post by mimipham02 « Mon Nov 23, 2015 11:12 am
Replies: 2
by heineraa » Fri Nov 13, 2015 4:35 pm

2 Replies

4304 Views

Last post by mimipham02
Mon Nov 23, 2015 11:12 am
Nanotechnology Invention

Last post by mimipham02 « Mon Nov 23, 2015 10:55 am
Replies: 2
by mimipham02 » Thu Nov 19, 2015 10:02 pm

2 Replies

2950 Views

Last post by mimipham02
Mon Nov 23, 2015 10:55 am
HELP

Last post by dcnick96 « Sun Nov 22, 2015 7:59 pm
Replies: 1
by 007810532 » Sun Nov 22, 2015 6:18 pm

1 Replies

2164 Views

Last post by dcnick96
Sun Nov 22, 2015 7:59 pm
Rocketology: Baking Soda + Vinegar = Lift Off!

Last post by theborg « Sun Nov 22, 2015 6:59 am
Replies: 2
by 5caseys » Sat Nov 21, 2015 3:51 pm

2 Replies

5153 Views

Last post by theborg
Sun Nov 22, 2015 6:59 am
Antacid Science Fair Project

Last post by cschueller « Sat Nov 21, 2015 9:56 am
Replies: 2
by cschueller » Fri Nov 20, 2015 3:56 pm

2 Replies

3667 Views

Last post by cschueller
Sat Nov 21, 2015 9:56 am
Sucralose and Chirality

Last post by SciB « Fri Nov 20, 2015 8:23 pm
Replies: 2
by jkw » Wed Nov 18, 2015 9:49 pm

2 Replies

7527 Views

Last post by SciB
Fri Nov 20, 2015 8:23 pm
Batteries

Last post by amyc « Fri Nov 20, 2015 12:51 pm
Replies: 1
by bellerose05 » Thu Nov 19, 2015 5:15 am

1 Replies

2765 Views

Last post by amyc
Fri Nov 20, 2015 12:51 pm
Absorption of Radiant Energy by Different Colors

Last post by norman40 « Thu Nov 19, 2015 4:45 pm
Replies: 3
by SenorUnicorn » Thu Oct 08, 2015 5:26 pm

3 Replies

3957 Views

Last post by norman40
Thu Nov 19, 2015 4:45 pm
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

5347 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

5103 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

2351 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

2329 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

2551 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

4153 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

2980 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

3115 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

2202 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

5840 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

2505 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

5162 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

3302 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

2241 Views

Last post by 324B21
Sun Nov 08, 2015 8:58 pm

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