Standards of Measurement
Base unit for time.
What is seconds?
Has a definite shape and volume.
What is a solid?
First person to think about atoms.
Who is democritus?
Two types of physical properties.
What are intensive and extensive?
Is considered a basic SI unit and measures distance.
What is meters?
Goes directly from a solid to a gas.
What is sublimation.
Discovered that the atom is made up of a small, dense positively middle.
Who is Rutherford?
There are _________ g to 1 kg.
What is 1000 grams?
State change that solid becomes a liquid.
What is melting?
Famous experiment that discovered the electron.
What is the cathode ray tube experiment?
Atoms of the same element with different numbers of neutrons.
What are isotopes?
What is the base unit for temperature?
What is Kelvin?
Are compressible.
What are gases?
Electrons orbit in distinct energy levels.
Who is Bohr?
This is the ability to change.
What is chemical property?
What are the horizontal rows of elements that contain increasing numbers of protons and electrons?
What is Periods
Not considered a basic SI unit.
What is liter?
Compound that was used as an example and can be all three.
What is water?
Milikin performed this experiment to find the weight of an electron.
What is the oil drop experiment?
Boron is classified as this.
What is a metalloid?