Recent content by liaminho

Is anyone else having problems with this? Post some ideas... please?!

Well I put down an elliptical orbit, i just wanted to see if I was correct.

What type of orbit would be used for a scientific satellite which needs to take regular readings to measure changes in the concentration of ozone gas in the stratosphere over Antarctica?

Actually, ignore question 2. I can do that one :)

I need help with these two questions: 1. Electron diffraction can be used to investigate both the arrangement of atoms and the dimensions of nuclei. Explain how changing the energy of the electrons can be used to achieve this. And... 2. Uranium has atomic number 92. Two of its common...

I'm the other way round, a) and b) i could do but c) i need help with! What difference would it make if a silver foil was used instead of a gold one?