Atomic Structure Crossword Puzzle

QUESTIONS LIST:

• strong force : the force that holds particles together in the atomic nucleus.
• neutron : a subatomic particle that has no change and that is found in the nucleus of an atom.
• gravitational force : a force that attracts any objects with mass.
• isotope : an atom that has the same number of protons/atomic number as other atoms of the same element do but that has a different number of neutrons/atomic mass.
• atomic mass unit : a unit of mass that describes the mass of an atom or molecule.
• electron : a subatomic particle that has a negative charge.
• atom : the smallest unit of an element that maintains the properties of that element.
• nucleus : an atom's central region, which is made up of protons and neutrons.
• mass number : the sum of the number of protons and neutrons in the nucleus of an atom.
• atomic number : the number of protons in the nucleus of an atom; the atom's number is the same for all atoms of an element.
• electromagnetic force : a type of physical that occurs between electrically charged particles.
• weak force : plays in radioactive atoms that changes a neutron to a proton or electron.
• electron cloud : a region around the nucleus of an atom whose electrons are likely to be found.
• atomic mass : the mass of an atom expressed in atomic mass units.
• proton : a subatomic particle that has a positive charge and that is found in the nucleus of an atom.