science Flashcards
(26 cards)
citric acid
a sour-tasting organic acid obtained especially from lemon and lime juices
baking soda
an alkaline powder, used in cooking, cleaning, and personal hygiene.
Epsom salt
Basically named as “salt”, a chemical compound made up of magnesium, sulfur, and oxygen
property
an attribute, quality, or characteristic of something.
substance
a pure form of matter
soluble
able to be dissolved, especially in water.
state of matter
solid, liquids, and gases are all states of matter
dissolve
break down into particles
mixture
when two or more pure substances are combined
viscosity
a measure of a fluid’s resistance to flow
insoluble
not able to dissolve
density
a measure of how compact the mass in a substance or object is
flammability
a measure on how quickly a substance is able to burn
nitrogen
a nonmetallic element; a gas that makes up most of the atmosphere
oxygen
An scentless gas that we breath to make energy
argon
gaseous element found in the air and in volcanic gases
carbon dioxide
a colorless gas found in most animals, that we also breath out.
meniscus
the curved upper surface of a liquid in a tube.
atom
The smallest part of a substance that cannot be broken down chemically, makes up everything
molecule
a group of many atoms that are chemically bonded together.
chemical reaction
interaction with chemicals to form new chemicals with different compositions
phase change
when matter changes from one state to another.
product
a result of an action or process
odor
an unpleasant smell.
