Scientists
Greek Philosopher that believed matter could always be further divided
Who is Aristotle?
A particle with a positive charge
What is a proton?
The number of protons in hydrogen
What is 1?
What is the equation for density?
What is D = M / V?
He discovered electrons through experimentation
Who is JJ Thomson?
Greek Philosopher who thought of the theory of that matter has a smallest church called "atomos"
Who is Democritus?
A fundamental particle with a negative charge
What is an electron?
The number of neutrons in helium
What is 2 / 2.0026?
The 'H' stand for in the potential energy equation?
What is height?
This scientist discovered neutrons
Who is James Chadwick?
his plum pudding (or Cookie) model of the atom had negatively-charged electrons embedded within a positively-charged "soup."
Who is J.J. Thomson?
A particle with no charge found in the nucleus of an atom
What is a neutron?
Names of the first 5 elements
What is Hydrogen, Helium, Lithium, Beryllium, and Boron?
Energy transferred via direct contact
He discovered the charge of a single electron
Who is Robert Milikan?
His gold foil experiment showed that the atom is mostly empty space with a tiny, dense, positively-charged nucleus.
Who is Ernest Rutherford?
Row on the periodic table
What is a period?
Number of neutrons in Chlorine (Cl)
What is 18 / 18.45?
The kinetic energy equation
What is KE = 1/2mv^2?
His model is often called the planetary model of the atom
Who is Neils Bohr?
This scientist used mathematical equations to determine the likelihood of finding an electron in a certain position
Who is Erwin Schrodinger?
Definition of a group on the periodic table
What is a 'Column on the periodic table that is organized by similar properties'?
Atomic symbol of all elements in group 16
What is O, S, Se, Te, Po, Tm, Md and Lv?
Number and units for acceleration due to gravity on the moon
What is 2 m/s^2?
This scientists' research led to the development of the quantum or cloud model of the electron
Who is Erwin Schrodinger?