Ask an Expert: Grades 9-12: Physical Science

Grades 9-12: Physical Science

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Meet Your Intel ISEF Experts!

Last post by matt1500 « Mon Jan 06, 2014 8:28 pm
Replies: 8
by scibudadmin » Wed Apr 18, 2007 3:15 pm

8 Replies

23230 Views

Last post by matt1500
Mon Jan 06, 2014 8:28 pm
Rules for Interview Questions

Last post by amyc « Wed Jan 25, 2012 4:50 pm

by amyc » Wed Jan 25, 2012 4:50 pm

0 Replies

14682 Views

Last post by amyc
Wed Jan 25, 2012 4:50 pm
Changing direction of a spinning object

Last post by SolPyrus « Sun May 28, 2023 6:02 pm

by SolPyrus » Sun May 28, 2023 6:02 pm

0 Replies

23 Views

Last post by SolPyrus
Sun May 28, 2023 6:02 pm
Does iron and water make hydrogen gas?

Last post by DanielFu « Tue May 23, 2023 2:59 am
Replies: 2
by r1xlx » Sun Jan 08, 2023 2:02 pm

2 Replies

277 Views

Last post by DanielFu
Tue May 23, 2023 2:59 am
Similar Triangles Using Parallax to Measure Distance

Last post by EricaRedman1 « Mon May 22, 2023 2:06 pm
Replies: 1
by asherwaye » Tue Apr 25, 2023 7:51 am

1 Replies

116 Views

Last post by EricaRedman1
Mon May 22, 2023 2:06 pm
Radioactivity

Last post by Speedybtw « Tue May 09, 2023 7:40 pm
Replies: 2
by Speedybtw » Mon May 08, 2023 3:00 am

2 Replies

94 Views

Last post by Speedybtw
Tue May 09, 2023 7:40 pm
Designing a lock mechanism for a fingerprint-activated wallet

Last post by bfinio « Wed Apr 12, 2023 6:40 am
Replies: 5
by Papillio » Fri Mar 24, 2023 5:24 pm

5 Replies

248 Views

Last post by bfinio
Wed Apr 12, 2023 6:40 am
Question about James Webb sunshield testing experiment

Last post by bfinio « Tue Apr 11, 2023 5:55 am
Replies: 1
by Anushree_Shukla » Sat Apr 08, 2023 5:52 am

1 Replies

95 Views

Last post by bfinio
Tue Apr 11, 2023 5:55 am
Determine accurateness and correctness of data

Last post by TYK123321 « Mon Apr 03, 2023 1:51 am

by TYK123321 » Mon Apr 03, 2023 1:51 am

0 Replies

103 Views

Last post by TYK123321
Mon Apr 03, 2023 1:51 am
Wind Turbine error

Last post by bfinio « Mon Mar 20, 2023 7:09 am
Replies: 1
by indiap_123 » Sun Mar 19, 2023 9:54 am

1 Replies

118 Views

Last post by bfinio
Mon Mar 20, 2023 7:09 am
Vitamin C concentration

Last post by ac0 « Wed Mar 15, 2023 11:53 pm

by ac0 » Wed Mar 15, 2023 11:53 pm

0 Replies

133 Views

Last post by ac0
Wed Mar 15, 2023 11:53 pm
What Makes a Good Aerodynamic Design?

Last post by DanielFu « Thu Feb 16, 2023 7:19 am
Replies: 2
by DanielFu » Wed Feb 15, 2023 7:56 am

2 Replies

147 Views

Last post by DanielFu
Thu Feb 16, 2023 7:19 am
hypothesis help

Last post by MadelineB « Sat Feb 11, 2023 3:49 pm
Replies: 1
by ac0 » Wed Feb 08, 2023 3:37 am

1 Replies

208 Views

Last post by MadelineB
Sat Feb 11, 2023 3:49 pm
What's the simplest logic circuit to make...without IC's?

Last post by elikint « Fri Feb 10, 2023 11:13 am
Replies: 2
by elikint » Fri Feb 10, 2023 8:23 am

2 Replies

152 Views

Last post by elikint
Fri Feb 10, 2023 11:13 am
Changing equipment in Exothermic Reaction Rates

Last post by ctactawong « Fri Feb 03, 2023 5:28 am
Replies: 1
by ac0 » Fri Feb 03, 2023 2:09 am

1 Replies

150 Views

Last post by ctactawong
Fri Feb 03, 2023 5:28 am
Battery Corrosion

Last post by bfinio « Mon Jan 30, 2023 6:18 am
Replies: 3
by EVdriver » Thu Jan 26, 2023 8:22 pm

3 Replies

197 Views

Last post by bfinio
Mon Jan 30, 2023 6:18 am
Manual braking for the Automatic braking experiment

Last post by csar « Tue Jan 24, 2023 10:08 am
Replies: 1
by csar » Tue Jan 24, 2023 10:02 am

1 Replies

153 Views

Last post by csar
Tue Jan 24, 2023 10:08 am
Automatic braking with bluebot

Last post by bfinio « Tue Jan 24, 2023 5:55 am
Replies: 3
by csar » Mon Jan 23, 2023 5:10 pm

3 Replies

78 Views

Last post by bfinio
Tue Jan 24, 2023 5:55 am
Arduino Car Questions

Last post by csarangi « Mon Jan 23, 2023 5:16 pm
Replies: 2
by AmyCowen » Mon Jan 23, 2023 4:27 pm

2 Replies

164 Views

Last post by csarangi
Mon Jan 23, 2023 5:16 pm
Catchy Science Fair Project Name

Last post by F1forlife « Fri Jan 20, 2023 10:58 am
Replies: 3
by SpielbergScientist » Wed Jan 18, 2023 6:35 pm

3 Replies

188 Views

Last post by F1forlife
Fri Jan 20, 2023 10:58 am
Different Material

Last post by bfinio « Tue Jan 17, 2023 7:51 pm
Replies: 2
by George3494 » Sun Jan 08, 2023 7:21 pm

2 Replies

246 Views

Last post by bfinio
Tue Jan 17, 2023 7:51 pm
Question about Turn Milk into Plastic activity

Last post by AmyCowen « Fri Jan 13, 2023 4:55 pm
Replies: 1
by gryan » Tue Jan 10, 2023 9:18 am

1 Replies

261 Views

Last post by AmyCowen
Fri Jan 13, 2023 4:55 pm
research

Last post by ctactawong « Tue Jan 10, 2023 6:07 am
Replies: 1
by KIMMYA » Mon Jan 09, 2023 1:47 am

1 Replies

150 Views

Last post by ctactawong
Tue Jan 10, 2023 6:07 am
LC Circuit

Last post by bfinio « Tue Jan 03, 2023 7:12 pm
Replies: 7
by sciencee33 » Sun Dec 11, 2022 5:47 pm

7 Replies

2659 Views

Last post by bfinio
Tue Jan 03, 2023 7:12 pm
Harnessing Electromagnetic Waves from Cell Phones

Last post by AmyCowen « Mon Dec 12, 2022 9:32 am
Replies: 9
by brindhaaa » Tue Oct 25, 2022 5:32 pm

9 Replies

1595 Views

Last post by AmyCowen
Mon Dec 12, 2022 9:32 am
Question on Measure the Frequency Response of a Paper Speaker Project

Last post by bfinio « Mon Dec 12, 2022 8:35 am
Replies: 1
by rubaisha » Fri Dec 09, 2022 2:07 am

1 Replies

1253 Views

Last post by bfinio
Mon Dec 12, 2022 8:35 am
Echo underground

Last post by bth80 « Sat Dec 10, 2022 6:55 pm
Replies: 1
by Yerachmiel » Tue Aug 30, 2022 12:12 pm

1 Replies

1339 Views

Last post by bth80
Sat Dec 10, 2022 6:55 pm
Self-Learning

Last post by rmarz « Sat Dec 03, 2022 11:58 am
Replies: 1
by Sab3rson » Sat Dec 03, 2022 7:05 am

1 Replies

1170 Views

Last post by rmarz
Sat Dec 03, 2022 11:58 am
Waste Not want not

Last post by bfinio « Mon Nov 28, 2022 9:14 am
Replies: 1
by Sofia_rivera » Tue Nov 22, 2022 4:56 pm

1 Replies

2298 Views

Last post by bfinio
Mon Nov 28, 2022 9:14 am
Infinity Mirror

Last post by bfinio « Mon Nov 28, 2022 8:01 am
Replies: 1
by Raphael_Connor » Sat Nov 19, 2022 7:50 am

1 Replies

1208 Views

Last post by bfinio
Mon Nov 28, 2022 8:01 am
Questions about creating electricity from a Peltier Tile

Last post by bfinio « Mon Nov 28, 2022 7:57 am
Replies: 1
by RoboticsCoach » Wed Nov 23, 2022 5:37 pm

1 Replies

2299 Views

Last post by bfinio
Mon Nov 28, 2022 7:57 am
Torus Shaped Atom

Last post by brindhaaa « Sun Nov 27, 2022 6:11 pm

by brindhaaa » Sun Nov 27, 2022 6:11 pm

0 Replies

1199 Views

Last post by brindhaaa
Sun Nov 27, 2022 6:11 pm
Material Substitute for Engineering Project

Last post by bfinio « Mon Nov 21, 2022 12:53 pm
Replies: 1
by sraj » Sun Nov 20, 2022 12:05 pm

1 Replies

1210 Views

Last post by bfinio
Mon Nov 21, 2022 12:53 pm
What is the Cheapest Way to Launch Payloads into Space?

Last post by TJR2024 « Tue Nov 15, 2022 4:14 pm
Replies: 2
by TJR2024 » Thu Nov 10, 2022 12:06 pm

2 Replies

1204 Views

Last post by TJR2024
Tue Nov 15, 2022 4:14 pm
Question about Rubber Bands for Energy activity

Last post by bfinio « Mon Nov 14, 2022 2:00 pm
Replies: 1
by kbrant » Sat Nov 12, 2022 2:48 pm

1 Replies

2323 Views

Last post by bfinio
Mon Nov 14, 2022 2:00 pm
Seebeck Effect

Last post by MadelineB « Sat Nov 12, 2022 8:43 pm
Replies: 3
by lilymcbride07 » Thu Nov 10, 2022 2:41 pm

3 Replies

2457 Views

Last post by MadelineB
Sat Nov 12, 2022 8:43 pm
Could cancer be used as Biofuel?

Last post by Patchy « Mon Oct 31, 2022 8:40 am

by Patchy » Mon Oct 31, 2022 8:40 am

0 Replies

1166 Views

Last post by Patchy
Mon Oct 31, 2022 8:40 am
my science project

Last post by jacobwhite « Wed Oct 26, 2022 8:51 am

by jacobwhite » Wed Oct 26, 2022 8:51 am

0 Replies

1178 Views

Last post by jacobwhite
Wed Oct 26, 2022 8:51 am
What would this be classified as?

Last post by MadelineB « Mon Oct 24, 2022 2:37 pm
Replies: 4
by _The_One_and_Only_ » Sat Sep 03, 2022 7:24 am

4 Replies

2475 Views

Last post by MadelineB
Mon Oct 24, 2022 2:37 pm
Planetary nebulae

Last post by Markbriony « Sat Oct 22, 2022 4:55 pm

by Markbriony » Sat Oct 22, 2022 4:55 pm

0 Replies

1202 Views

Last post by Markbriony
Sat Oct 22, 2022 4:55 pm
A good ratio of salt to water in a saltwater battery

Last post by boneshr « Sat Oct 22, 2022 3:21 pm

by boneshr » Sat Oct 22, 2022 3:21 pm

0 Replies

1159 Views

Last post by boneshr
Sat Oct 22, 2022 3:21 pm
Ion wind rotors

Last post by bfinio « Thu Oct 20, 2022 12:16 pm
Replies: 2
by abreua138 » Sun Oct 09, 2022 8:53 am

2 Replies

1297 Views

Last post by bfinio
Thu Oct 20, 2022 12:16 pm
Coffee ground into sugar

Last post by wickedberries « Wed Oct 19, 2022 12:24 am

by wickedberries » Wed Oct 19, 2022 12:24 am

0 Replies

2304 Views

Last post by wickedberries
Wed Oct 19, 2022 12:24 am
Alternative sources of energy/electricity

Last post by bfinio « Wed Oct 05, 2022 12:34 pm
Replies: 1
by hzab52 » Fri Sep 30, 2022 3:36 pm

1 Replies

2305 Views

Last post by bfinio
Wed Oct 05, 2022 12:34 pm
How neutral density filters and optical filters are made?

Last post by ctactawong « Fri Sep 23, 2022 12:28 pm
Replies: 1
by Pmapeso » Thu Sep 15, 2022 10:54 am

1 Replies

2583 Views

Last post by ctactawong
Fri Sep 23, 2022 12:28 pm
Earth equator

Last post by AmyCowen « Thu Sep 22, 2022 1:13 pm
Replies: 1
by Hercon » Tue Aug 23, 2022 3:14 pm

1 Replies

2555 Views

Last post by AmyCowen
Thu Sep 22, 2022 1:13 pm
Marble Roller Coaster

Last post by bfinio « Thu Sep 22, 2022 10:33 am
Replies: 2
by DJ2505 » Wed Sep 21, 2022 7:25 am

2 Replies

1396 Views

Last post by bfinio
Thu Sep 22, 2022 10:33 am
How Would I Get Started?

Last post by bfinio « Mon Sep 19, 2022 10:35 am
Replies: 1
by mmmtz » Fri Sep 16, 2022 6:34 pm

1 Replies

1326 Views

Last post by bfinio
Mon Sep 19, 2022 10:35 am
Question about James Webb Project

Last post by bfinio « Fri Aug 26, 2022 10:03 am
Replies: 1
by dave0509 » Tue Aug 09, 2022 2:35 pm

1 Replies

1313 Views

Last post by bfinio
Fri Aug 26, 2022 10:03 am
Wind Tunnel

Last post by Immortalis4312 « Sat Aug 20, 2022 2:04 am

by Immortalis4312 » Sat Aug 20, 2022 2:04 am

0 Replies

1318 Views

Last post by Immortalis4312
Sat Aug 20, 2022 2:04 am

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