Atoms-The Building Block of Matter Crossword
This printable crossword puzzle on the topic of Elements & Periodic Table has 17 clues. Answers range from 5 to 20 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Description
Two of the three main subatomic particles are found in the...
mass measured in the special units
can be determined by subtracting the atomic number from the mass number
negative charged particles
all nuclear particles are thought to be made up of groups of three
key to the power of the sun
200 different kinds
all are identical
sum of protons and neutrons in the nucleus
described to be where electrons go around nucleus
keeps electrons in orbit around nucleus
weakest force in nature
positively charged
identifies the element
average mass
each hold a certain number of electrons
opposite the electromagnetic force between protons
