Phases of Matter
Matter is
What is anything with mass and volume
An atom is
what is the basic building block of matter
Melting is when
solids become liquids
Mass is
the amount of matter in an object
Mixtures are
Solids...
keep their shape
Elements are
Freezing is when
liquids become solids
Volume is
the amount of space taken up by an object
Solutions are
a mixture where the components are evenly distributed
Liquids...
what is take the shape of their container
Molecules are...
What is made up of two or more atoms
Condensation is when
matter changes from a gas to a liquid
Density is
Metals
have common chemical properties.
Gases...
What is expand to the shape of their container
Name the charges that Protons, Neutrons and Electrons have
Protons- Positive
Neutrons- No charge
Electrons- Negative
Evaporation is when
matter changes from a liquid to a gas
What is the system of measurement used in science labs
Metric System
A Chemical Formula is
a short way to describe the elements that make up a molecule
Alloys are
mixtures of metals
What two sub atomic particles are in the nucleus
Protons and Neutrons
Physical Change is
when there is a change in size, shape or state of matter and not creation of new matter
What are the units of measurement for mass, volume and distance in science labs
Grams, Liters and Meters
Name the 5 Indicators of Physical Change
Gas Production, Color Change, Temperature Change, Precipitate Change, Light Production