Properties of Matter Quiz
What are the physical properties of water?
- liquid at room temperature - colorless - freezing point is 0 degrees Celsius and boiling point is 100 degrees Celsius
What is a mixture?
A combination of two or more substances that are not chemically combined.
What is the scientific method?
A logical, systematic approach to the solution of a scientific problem
What is a homogeneous mixture?
A mixture that is so evenly mixed that you cant see the different parts.
What is a substance?
A single kind of matter that is pure and has a specific set of properties.
What is a compound?
A substance made up of atoms of two or more different elements joined by chemical bonds.
What is a hypothesis?
An educated guess
What is matter?
Anything that has mass and takes up space
What is distillation?
Boiling a liquid mixture and separating the liquids based on volatility
What is evaporation?
Liquid to gas
What is an atom?
Smallest particle of an element
What is an element?
a Substance that contains only ONE type of atom.
What is a heterogeneous mixture?
a mixture where you can see the different parts and can separate them physically.
What are physical properties?
characteristics of a substance that can be observed without changing it into another substance.
What are the chemical properties of water?
it is composed of hydrogen and oxygen
What are some examples of extensive properties?
mass, volume, and length.
What are some examples of intensive properties?
melting point, boiling point, density, ability to conduct electricity, ability to transfer energy as heat
What are chemical properties?
properties that can only be observed when one substance changes into a different substance.
What are extensive properties?
properties that depend on the amount of matter that is present
What are intensive properties?
properties that do not depend on the amount of matter present.
What is chemical formula?
shows the elements in the compound and the ratio of atoms
What is chemical bond?
the force that holds two atoms together
What is filtration?
the process of separating solid particles from a liquid
What is Chemestry?
the study of matter and the changes it undergoes
What is a molecule?
two or more atoms held together by chemical bonds
What is an independent variable?
variable that is manipulated
What is a dependent variable?
variable that is measured