Chapter 11 Flashcards
(27 cards)
A tool used to separate things by size. It works by means of a mesh or screen that retains the bigger pieces but allows smaller pieces to fall through the holes
Filter
The process in which water particles change from a liquid to a gas
evaporation
A substance that is are up of only one type of matter
Element
A substance made when two or more elements are joined together and lose their own properties
Compound
Two or more ties of matter that are mixed together but keep their own properties
Mixture
The smaller particles of an element. ____ of one element are all alike but are different from those of any other element.
Atom
A change that produces new matter with different properties from the original matter.
Chemical Change
A change that begins and ends with the same type of matter
Physical Change
two or more elements combine and form _______
compound
the smaller particles of an element
atoms
the change of a liquid to a gas
evaporation
a change in matter itself
chemical change
this change begins and ends with the same type of matter
physical change
when two or more types of matter care combined and each type keeps its original properties
mixture
separates things by size
filter
all matter is made up of ______
elements
mixture of two or more elements, at least one of which is metal
alloy
this is made up of only one kind of matter
element
This is not an element
rust
this means repeating in a pattern
periodic
this can be beneficial, yet it can also be harmful and annoying
chemical changes
this is another word for chemical change
chemical reaction
all chemical changes involve
energy
glass of salt water, pot of sand and soil; a bowl of peas and carrots
examples of mixtures
