To register your interest please contact [email protected] providing details of the course you are teaching. After the development of the tunable laser, experimental studies in Rydberg states ...

The little spheres represent water molecules. Molecules are in constant motion. The attractions water molecules have for each other keep them close together. They can move past each other, but their ...

The three states of matter can be represented by the particle ... with strong electrostatic forces of attraction. Small molecules - AQA A covalent bond is a shared pair of electrons.

What state of matter will each be at 1000 degrees Celsius ... These stop the particles (atoms, molecules, ions or electrons) from moving, meaning solids retain their shape. The particles still ...