1. Astronomy: Re: In general, what is the mass of a solar system?, Pauline Barmby, grad student, Harvard University Astronomy Dept. Thu Apr 27 07:08:54 2000
2. Chemistry: Re: Please explain the electron configuration of palladium., Paul Henderson, Undergraduate, Small Physics, Fortismere Wed Nov 1 17:34:21 2000
3. Physics: Re: Why is milk heavier than water?, Paul Henderson, Undergraduate, Small Physics, Fortismere Thu Mar 15 17:42:08 2001
4. Physics: How do particles know where photons come from?, Paul Henderson, 10-12 Mon Oct 2 18:12:47 2000
5. Physics: Re: What is the frequency and how is it determined of virtual particles ?, Paul Henderson, Undergraduate, Small Physics, Fortismere Mon Oct 2 18:43:56 2000
6. Physics: Re: How can you break glass by simply singing?, Paul Henderson, Undergraduate, Small Physics, Fortismere Sun Jan 21 15:03:25 2001
7. Chemistry: Re: What is a nitrate and where could I find a list of names of nitrates ?, Paul Henderson, Undergraduate, Small Physics, Fortismere Mon Nov 27 16:09:06 2000
8. Chemistry: Re: What is the fuel value (kJ/g) of ethanol (ethyl alcohol)?, Paul Henderson, Undergraduate, Small Physics, Fortismere Sun Oct 15 17:20:39 2000
9. Chemistry: Re: What is meant when a person refers to positive and negative energy ?, Paul Henderson, Undergraduate, Small Physics, Fortismere Mon Jan 8 19:31:13 2001
10. Physics: Re: How the force applied to a screw makes it move? , Paul Henderson, Undergraduate, Small Physics, Fortismere Thu Dec 21 11:29:12 2000
11. Astronomy: Re: How to detect Dark Matter?, Paul Henderson, Undergraduate, Small Physics, Fortismere Mon Jan 29 17:20:49 2001
12. Chemistry: Re: Why does a flame require oxygen, Paul Henderson, Undergraduate, Small Physics, Fortismere Mon Feb 19 19:20:49 2001