Atomic Crossword

The approximate size of the atom is 0.1 '..........' meters
Electrons in the atom orbit at different .............. from the nucleus
Electrons in the atom can only orbit at specific distances from the nucleus. What interaction with electromagnetic radiation will cause the electron to move further from the nucleus?
An electron, orbiting a nucleus, will move closer to the nucleus when it emits what type of radiation?
Isotopes are atoms of an element with the same number of protons but different numbers of ?
The Plum pudding model was proposed by JJ Thomson after he discovered the what?
This particle was fired at a thin piece of foil to investigate its structure, and it is made up of 2 protons and 2 neutrons
James Chadwick discovered the existence of this subatomic particle that helped refine the nuclear model
This scientist, first name Niels, suggested that electrons occupy orbits, or energy levels, around the nucleus
Most of the alpha particles went through the gold foil showing the atom was mostly....
Like charges experience what type of electric force?
This type of particle is a fast moving electron
This type of ionising radiation is electromagnetic radiation from the nucleus of an atom
This is what happens when an object is exposed to ionising radiation
This is what happens when a radioactive substance enters a system such as a river or a human being