Science Review Flashcards
(420 cards)
- What do you call when matter changes from liquid to solid?
freezing
. Changing matter from gas to liquid.
condensation
Changing matter from solid to gas
sublimation
Changing matter from solid to liquid
melting (fusion)
It is the smallest part of the property of a substance.
molecule
The study of the patterns of the movement of gases is called what?
aerodynamics
It is the number of protons in the nucleus of an atom
atomic number
What is the most abundant noble gas?
argon
. It is the substance that capable of destroying bacteria.
antibiotic
A BTU is the quantity of heat required to raise the temperature of one pound of water one degree on what temperature scale?
Fahrenheit
What is measured by the SI units Bar?
pressure
What is measure by the SI units Curie?
Activity of radionuclide
What is measured by barn?
Area
What is measured by calories?
Energy
This gem stone is the softest of all precious stones. What is this green stone that is composed of mineral beryl?
Emerald
The atomic number of a chemical element refers to the number of what found in a nucleus of an atom?
Protons
What is the chemical symbol of lead?
Pb
What is the common name of sodium chloride?
table salt
What common compound that has a symbol of H2O?
water
What compound is CO2?
carbon dioxide
What gas is used as a disinfectant in drinking water?
Chlorine
What is the fermented juice of apples better known as?
cider
What kind of waste is capable of being slowly destroyed and broken down into very small parts by natural processes?
biodegradable
It is the action or process of making land, water, air dirty and not safe or suitable to use.
pollution