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radioactivity

Puzzle Type: Educational
Teacher: Oscar Castellanos
Horizontales
All nuclear reactions except for gamma emmision
Later became the television
Has a charge of 2+
Protons and neutrons
Acts both on protons and neutrons
Nearly equal mass to a proton
Charge equal to but opposite of an electron
10.0g of strontium 90 today, 28 years from now you would have 5.0g
Nuclear power plants use this
Same as the number of protons
Verticales
Not produced by radioactive sources
Mass number and atomic number are conserved
Tiny dense region in the center of an atom
These unstable nuclei emit radiation
Smallest particle of an element
Represented by the symbol
Emits non ionizing radiation
Travel around the empty space of an atom
Has no mass
The sun is powered by this