Science Flashcards
Anything that has mass and takes up space.
matter
You mixed two liquids and a precipitate formed, what kind of change occured?
Chemical
Is a a rusting bicycle a chemical or physical change?
chemical change
Burning leaves a __________ change.
chemical
The state of matter in which a substance does not have a definite shape or volume.
gas
Mass, volume, weight are all what type of property?
extensive
Squeezing oranges to make orange juice a ______________ change.
physical
The amount of space matter takes up.
Volume
Dissolving sugar into water would be an example of a _________ change.
physical
Which state of matter is made of high energy ions and electrons?
Plasma
Which type of change can be reversed?
physical change
A change where one or more new substances are created.
chemical
The state of matter in which a substance has a definite shape and definite volume.
solid
The ability of a substance to dissolve is called _____________.
solubility
Density, melting point, boiling point:These may all be classified as _________ properties.
physical
Properties that depend on the amount of matter present.
Extensive
Baking a cake would be an example of a _________ change.
chemical
What kind of physical property is volume?
extensive
Is sour milk a chemical or physical change?
chemical change
Is food digested in the stomach a physical or chemical change?
chemical change
What kind of physical property is temperature?
intensive
A change that does not produce a new substance is called a ___________ change.
physical
Any characteristic of a substance that can be observed or measured without changing the substance’s identity.
Physical Properties
Is hammering wood together to build a house a chemical or physical change?
physical change
Cutting your hair would be an example of a ____________ change
physical
Is melting butter for popcorn a chemical or physical change?
physical change
What kind of physical property is color?
intensive
Characteristic of a substance that may be observed when it participates in a chemical reaction.
chemical property
Melting ice cream a _______ change.
physical
Freezing point is an example of ___________ property.
intensive
The 5th state of matter beyond solid.
Bose-Einstein Condensate