2. MATTER
Anything that occupies space and
has mass.
MIXTURES
Is a combination of two or
more substances that are not
chemically combined.
PURE SUBSTANCES
Is a substance that are made of
only one type of atom or only
one type of molecule.
LET’S HAVE A RECAP…
https://www.y
outube.com/
watch?v=jCVQ
wr_TWpY
3. It is made up of two or more substances that
are not chemically combined with each other.
The components of a mixture retains its own
identity and properties.
The separation of components can be easily
done.
Mixtures are classified based on how uniform
they are and on the particle size of components
relative to each other.
5. • A mixture in which the components are not evenly distributed
throughout.
• Heterogeneous mixtures possess different properties and
compositions in various parts.
• The properties are not uniform throughout the mixture.
HETEROGENOUS MIXTURE
+ =
6. HOMOGENEOUS MIXTURE HETEROGENEOUS MIXTURE
1. Have a uniform composition
throughout the mixture.
1. Have a mixed composition which may
vary from point to point.
2. Components are not visible to the
naked eye.
2. Components can be seen easily.
3. The whole mixture is in the same
phase.
3. Substances can be of two phases and
layers may separate.
4. Particles size is often at atomic or
molecular level.
4. Have large particle sizes.
5. Components cannot be separated
easily.
5. Components can be separated easily.
9. LET’S WRAP IT UP…
I. IDENTIFICATION. Identify the following substances and mixtures as either
homogeneous or heterogeneous.
HOMOGENEOUS MIXTURE HETEROGENEOUS MIXTURE
1. Milk and Cereals
2. Soft drinks
3. Smoke
4. Cup Noodles
5. Fruit salad
