Ask an Expert: Grades 9-12: Physical Science

Grades 9-12: Physical Science

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Jellyfish Sting

Last post by elisenguyenle « Sun Sep 15, 2019 7:10 pm
Replies: 6
by jennys247 » Sun Jun 23, 2019 7:59 am

6 Replies

5102 Views

Last post by elisenguyenle
Sun Sep 15, 2019 7:10 pm
Absorption of Radiant Energy by Different Colors

Last post by LeungWilley « Thu Jun 20, 2019 6:54 pm
Replies: 1
by kashn » Thu Jun 20, 2019 1:40 pm

1 Replies

2118 Views

Last post by LeungWilley
Thu Jun 20, 2019 6:54 pm
Blocking RFID Signal

Last post by charlesg « Tue Jun 18, 2019 1:53 pm
Replies: 1
by scienceworld99 » Sun Jun 16, 2019 5:59 pm

1 Replies

3184 Views

Last post by charlesg
Tue Jun 18, 2019 1:53 pm
Extracting CdS pigment from plastic bottles

Last post by LeungWilley « Thu Jun 13, 2019 6:22 pm
Replies: 1
by 8b05c36d0bc84a5685044af40a1a3837 » Sat Jun 08, 2019 6:48 am

1 Replies

2326 Views

Last post by LeungWilley
Thu Jun 13, 2019 6:22 pm
Metallurgy: Can Tungsten, Iridium, Titanium, Molybdenum, Tantalum, & Pure Silver mix after melting?

Last post by metallurgyask « Thu Jun 13, 2019 2:51 pm
Replies: 2
by metallurgyask » Wed Jun 12, 2019 9:23 pm

2 Replies

2887 Views

Last post by metallurgyask
Thu Jun 13, 2019 2:51 pm
Energy Transformation

Last post by LeungWilley « Sun Jun 09, 2019 12:23 pm
Replies: 15
by DaRafster » Thu Jun 06, 2019 6:04 pm

15 Replies

5790 Views

Last post by LeungWilley
Sun Jun 09, 2019 12:23 pm
Waste cleaning project

Last post by norman40 « Thu Jun 06, 2019 10:57 am
Replies: 1
by KEngineer88 » Tue Jun 04, 2019 4:23 pm

1 Replies

2129 Views

Last post by norman40
Thu Jun 06, 2019 10:57 am
inert gases used for preservation

Last post by norman40 « Thu Jun 06, 2019 10:47 am
Replies: 1
by khaosodensland » Wed Jun 05, 2019 10:43 am

1 Replies

3314 Views

Last post by norman40
Thu Jun 06, 2019 10:47 am
Potato Battery

Last post by theborg « Sat Jun 01, 2019 4:14 pm
Replies: 6
by asmith123183 » Wed May 22, 2019 5:45 am

6 Replies

9102 Views

Last post by theborg
Sat Jun 01, 2019 4:14 pm
Analyzing data for Moisturizers

Last post by norman40 « Wed May 29, 2019 4:35 pm
Replies: 1
by nhanhoang » Tue May 28, 2019 6:28 pm

1 Replies

2197 Views

Last post by norman40
Wed May 29, 2019 4:35 pm
Rocket Design

Last post by theborg « Wed May 22, 2019 6:35 am
Replies: 2
by cdoan » Sat May 18, 2019 1:17 am

2 Replies

2697 Views

Last post by theborg
Wed May 22, 2019 6:35 am
AC Generator

Last post by charlesg « Tue May 21, 2019 9:44 pm
Replies: 1
by bront3 » Thu May 16, 2019 4:18 pm

1 Replies

2135 Views

Last post by charlesg
Tue May 21, 2019 9:44 pm
Mathematical Formula Needed

Last post by charlesg « Sun May 19, 2019 10:27 am
Replies: 4
by huntleigh » Sun May 19, 2019 4:45 pm

4 Replies

13350 Views

Last post by charlesg
Sun May 19, 2019 10:27 am
Water to Fuel to Water.

Last post by norman40 « Wed May 15, 2019 2:41 pm
Replies: 1
by luispeca » Mon May 13, 2019 7:58 am

1 Replies

2742 Views

Last post by norman40
Wed May 15, 2019 2:41 pm
Yeast Metabolism with and without Aeration

Last post by AmyCowen « Mon May 13, 2019 9:10 am
Replies: 1
by 534186de9ef54c95a5bbf6a5b813a7ee » Sat May 04, 2019 4:58 pm

1 Replies

2365 Views

Last post by AmyCowen
Mon May 13, 2019 9:10 am
inductive electricity

Last post by charlesg « Sun May 12, 2019 6:24 pm
Replies: 1
by Schwaigalon » Mon May 06, 2019 1:51 pm

1 Replies

2150 Views

Last post by charlesg
Sun May 12, 2019 6:24 pm
Does a balls air pressure have affect on its buoyancy and does that have a noticeable affect

Last post by charlesg « Sun May 12, 2019 6:21 pm
Replies: 1
by Funman777 » Tue May 07, 2019 1:04 pm

1 Replies

2332 Views

Last post by charlesg
Sun May 12, 2019 6:21 pm
Explore How Chromatography Can Unmix Mixtures

Last post by charlesg « Sun May 12, 2019 6:09 pm
Replies: 1
by honeybees100 » Fri May 10, 2019 10:51 am

1 Replies

2207 Views

Last post by charlesg
Sun May 12, 2019 6:09 pm
Atmospheric science

Last post by LeungWilley « Thu May 09, 2019 5:34 pm
Replies: 1
by JadenPelate » Wed May 08, 2019 3:25 pm

1 Replies

2121 Views

Last post by LeungWilley
Thu May 09, 2019 5:34 pm
trash to gas with detergent?

Last post by norman40 « Sun May 05, 2019 4:51 pm
Replies: 1
by najejebsako » Sat May 04, 2019 9:53 pm

1 Replies

2207 Views

Last post by norman40
Sun May 05, 2019 4:51 pm
Yeast Metabolism with and without Aeration

Last post by norman40 « Sun May 05, 2019 4:34 pm
Replies: 1
by 534186de9ef54c95a5bbf6a5b813a7ee » Sat May 04, 2019 4:57 pm

1 Replies

2155 Views

Last post by norman40
Sun May 05, 2019 4:34 pm
Guitar Fundamentals

Last post by norman40 « Sun May 05, 2019 4:13 pm
Replies: 1
by ShmaInstitute » Sat May 04, 2019 11:47 am

1 Replies

2102 Views

Last post by norman40
Sun May 05, 2019 4:13 pm
are all RCA connectors the same?

Last post by yolo16 « Thu May 02, 2019 8:57 pm
Replies: 2
by yolo16 » Sun Apr 28, 2019 9:11 am

2 Replies

3135 Views

Last post by yolo16
Thu May 02, 2019 8:57 pm
how do I predict height of loop

Last post by norman40 « Wed May 01, 2019 4:07 pm
Replies: 1
by blah_h » Mon Apr 29, 2019 5:56 pm

1 Replies

2896 Views

Last post by norman40
Wed May 01, 2019 4:07 pm
Saturated Solutions: Measuring Solubility Project Questions

Last post by norman40 « Wed May 01, 2019 3:29 pm
Replies: 1
by Mimi366 » Mon Apr 29, 2019 10:24 am

1 Replies

1970 Views

Last post by norman40
Wed May 01, 2019 3:29 pm
Astrophysics

Last post by norman40 « Wed May 01, 2019 2:47 pm
Replies: 1
by 46c112bc5f2b4d6fac383dcdcc3ee969 » Sat Apr 27, 2019 10:39 am

1 Replies

1968 Views

Last post by norman40
Wed May 01, 2019 2:47 pm
Crash testing for car seats.

Last post by MadelineB « Sun Apr 28, 2019 8:11 pm
Replies: 1
by Isaacpoteet » Sun Apr 28, 2019 12:01 pm

1 Replies

2797 Views

Last post by MadelineB
Sun Apr 28, 2019 8:11 pm
5G and Smart Meters

Last post by LeungWilley « Thu Apr 25, 2019 5:51 pm
Replies: 1
by elidumitru » Thu Apr 25, 2019 10:26 am

1 Replies

2028 Views

Last post by LeungWilley
Thu Apr 25, 2019 5:51 pm
What is the real world application of the following project

Last post by AmyCowen « Thu Apr 25, 2019 8:59 am
Replies: 1
by visheshkhare » Wed Apr 24, 2019 6:20 pm

1 Replies

1928 Views

Last post by AmyCowen
Thu Apr 25, 2019 8:59 am
Frost

Last post by norman40 « Wed Apr 24, 2019 3:41 pm
Replies: 1
by Enkrateia » Tue Apr 23, 2019 8:23 pm

1 Replies

1914 Views

Last post by norman40
Wed Apr 24, 2019 3:41 pm
Aluminum Solar Panel

Last post by norman40 « Wed Apr 24, 2019 3:39 pm
Replies: 1
by 11a137cecb414bc8b087b4d073f56036 » Fri Apr 19, 2019 12:00 am

1 Replies

2028 Views

Last post by norman40
Wed Apr 24, 2019 3:39 pm
Raspberry Pi Experiments and Projects

Last post by bfinio « Mon Apr 22, 2019 6:12 pm
Replies: 1
by Selashash » Thu Apr 18, 2019 5:09 am

1 Replies

28482 Views

Last post by bfinio
Mon Apr 22, 2019 6:12 pm
chemistry. HELP!!!!!!!!

Last post by VinceHarada « Sun Apr 21, 2019 7:24 pm
Replies: 4
by Aamna » Wed Feb 20, 2019 3:24 pm

4 Replies

2848 Views

Last post by VinceHarada
Sun Apr 21, 2019 7:24 pm
Generator with one piece of wire !!!

Last post by STEFANOS « Tue Apr 16, 2019 1:56 pm
Replies: 2
by STEFANOS » Sat Apr 06, 2019 11:08 am

2 Replies

2137 Views

Last post by STEFANOS
Tue Apr 16, 2019 1:56 pm
Chemistry Assignment

Last post by norman40 « Mon Apr 15, 2019 3:09 pm
Replies: 1
by aoifepuri » Fri Apr 12, 2019 9:38 pm

1 Replies

1984 Views

Last post by norman40
Mon Apr 15, 2019 3:09 pm
Dark energy/expansion I feel the universe

Last post by norman40 « Mon Apr 15, 2019 3:08 pm
Replies: 1
by Jase2010 » Fri Apr 12, 2019 9:38 pm

1 Replies

1994 Views

Last post by norman40
Mon Apr 15, 2019 3:08 pm
Ionic charge

Last post by norman40 « Mon Apr 15, 2019 3:07 pm
Replies: 1
by axisII » Sun Apr 14, 2019 1:02 pm

1 Replies

1972 Views

Last post by norman40
Mon Apr 15, 2019 3:07 pm
Seperation of Albumin Protien from Egg Whites

Last post by norman40 « Mon Apr 15, 2019 3:06 pm
Replies: 1
by C_Gates » Sat Apr 13, 2019 11:24 pm

1 Replies

2117 Views

Last post by norman40
Mon Apr 15, 2019 3:06 pm
self made battery pack vs company pack?

Last post by LeungWilley « Thu Apr 11, 2019 4:11 pm
Replies: 1
by matherod » Thu Apr 11, 2019 12:56 pm

1 Replies

1923 Views

Last post by LeungWilley
Thu Apr 11, 2019 4:11 pm
Bubble-ology

Last post by LeungWilley « Thu Apr 11, 2019 4:08 pm
Replies: 1
by gishdebar » Thu Apr 11, 2019 5:17 am

1 Replies

1977 Views

Last post by LeungWilley
Thu Apr 11, 2019 4:08 pm
Sound waves

Last post by norman40 « Wed Apr 10, 2019 4:06 pm
Replies: 1
by puppieshedgehogz34 » Wed Apr 10, 2019 6:29 am

1 Replies

1930 Views

Last post by norman40
Wed Apr 10, 2019 4:06 pm
Quantum Teleportation

Last post by norman40 « Wed Apr 10, 2019 3:44 pm
Replies: 1
by NeedsToKnow » Mon Apr 08, 2019 1:54 pm

1 Replies

25719 Views

Last post by norman40
Wed Apr 10, 2019 3:44 pm
light photons

Last post by MadelineB « Tue Apr 09, 2019 3:18 pm
Replies: 1
by krismcgoff » Tue Apr 09, 2019 3:31 am

1 Replies

1982 Views

Last post by MadelineB
Tue Apr 09, 2019 3:18 pm
Gamma-ray burst

Last post by norman40 « Wed Apr 03, 2019 3:38 pm
Replies: 1
by Frankiethefig » Wed Apr 03, 2019 1:25 am

1 Replies

1925 Views

Last post by norman40
Wed Apr 03, 2019 3:38 pm
Vitamin C and Heat

Last post by norman40 « Wed Apr 03, 2019 3:33 pm
Replies: 1
by IHaveAnAssignmentSendHelp » Tue Apr 02, 2019 6:30 pm

1 Replies

2724 Views

Last post by norman40
Wed Apr 03, 2019 3:33 pm
Arrangement of Lewis Dot Diagrams

Last post by norman40 « Wed Apr 03, 2019 3:12 pm
Replies: 1
by angeldust1991 » Tue Apr 02, 2019 1:06 pm

1 Replies

2043 Views

Last post by norman40
Wed Apr 03, 2019 3:12 pm
Designing an experiment

Last post by norman40 « Wed Apr 03, 2019 3:10 pm
Replies: 1
by Tatti45 » Mon Apr 01, 2019 5:42 pm

1 Replies

2026 Views

Last post by norman40
Wed Apr 03, 2019 3:10 pm
What are the rules for paper bridge challenge

Last post by bfinio « Mon Apr 01, 2019 8:46 am
Replies: 1
by KozhinMahdi » Sat Mar 30, 2019 7:09 am

1 Replies

2075 Views

Last post by bfinio
Mon Apr 01, 2019 8:46 am
Physics

Last post by MadelineB « Sun Mar 31, 2019 8:53 pm
Replies: 1
by johnwall » Sat Mar 30, 2019 8:39 pm

1 Replies

1694 Views

Last post by MadelineB
Sun Mar 31, 2019 8:53 pm
Banking a basket experiment

Last post by Bd552161 « Wed Mar 27, 2019 5:46 pm
Replies: 3
by Bd552161 » Sun Mar 24, 2019 4:31 pm

3 Replies

9801 Views

Last post by Bd552161
Wed Mar 27, 2019 5:46 pm

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