Physical and
Chemical Properties
Físico y
Propiedades químicas
Matter-Words to Know…
Materia-Palabras para Saber…
MATTER: anything that has mass and takes up space!
MATERIA: ¡cualquier cosa que tenga masa y ocupe espacio!
MASS: A measure of how much SUBSTANCE is in an object.
MASA: Una medida de cuánta SUSTANCIA hay en un objeto.
WEIGHT: A measure of the force of gravity on an object.
-how HEAVY an object is
PESO: una medida de la fuerza de gravedad sobre un objeto.
-cuanto pesa un objeto
VOLUME- The amount of SPACE that matter occupies.
VOLUMEN- La cantidad de ESPACIO que ocupa la materia
States of Matter- Estados de materia
• Also known as phases
-
También conocida
como fases
• Substances can move
from one phase to
another when special
physical forces are there
• Solid
• Liquid
• Gas
-
Las sustancias pueden
pasar de una fase a
otra cuando hay
fuerzas físicas
especiales.
-
Sólido
Líquido
Gas
What are properties?
¿Qué son propiedades?
• Matter has observable and measurable qualities.
-
La materia tiene cualidades observables y
medibles.
• Two basic types of properties of matter:
– Physical properties
– Chemical properties
Dos tipos básicos de propiedades de la materia:
- Propiedades físicas
- Propiedades químicas
Physical Properties- Propiedades físicas
• Physical properties are used to identify, describe and
classify matter
Las propiedades físicas se utilizan para identificar, describir y clasificar la materia.
• Characteristic of a substance that can be observed
(using your 5 senses) without changing it into
something else.
Característica de una sustancia que se puede observar (utilizando los 5 sentidos) sin
cambiarla por otra.
Hardness
dureza
Texture
textura
Color
color
Odor
Taste
el gusto
Temperature
temperatura
olor
Physical Changes
a change that occurs
_without__
_identity_
changing
the
of the
substance.
No
►
new substances are formed.
►
Chemical Properties- Propiedades químicas
• Characteristics involved when a substance mixes
with another substance to change itself
Características involucradas cuando una sustancia
se mezcla con otra sustancia para cambiarse a sí
misma
Flammability
inflamabilidad
Rusting
oxidación
Creating gas bubbles
Creando burbujas de gas
Examples of Physical
Changes
►
►
►
►
►
►
Change in size, shape, or color
Pencil shavings
Torn Paper
Crushed ice
Sugar dissolved in water
Painting a wall
Chemical Changes
a change that that
identity
the
causes
of a substance to
change; something new
is formed.
►
►
new properties are
formed
Evidence of Chemical Change
color
•New ________appears
•_____
Heat is produced
fizzing
•Bubbles or ________
Light
•______
is produced
reverse
•Difficult or impossible to __________
Reactions with Acid
►
Vinegar + baking
soda = release of
Carbon Dioxide Gas
Reactions with Oxygen
►
OXIDATION
►
Iron + Oxygen = rust
Other Examples
► Wood
burning
► Metal rusting
► Food digesting
► Gasoline burning
► Cake baking
Lava Lamp: Chemical Reaction!
Supplies:
Bottle
Water
Oil
Food Coloring
Alka Seltzer Tablet
THIS or THAT
Lets play a game!
Decide if the following examples are A
physical property or chemical property.
READY?
Physical or Chemical
Property?
►
Ability of gunpowder
and fire to explode.
Chemical
Property
Physical or Chemical
Property?
►
The ability of wood
to burn.
Chemical
Property
Physical or Chemical
CHANGE?
►
Wood burning in a
campfire
Chemical
Property
Physical or Chemical
CHANGE?
►
Melting Snow Man
Physical
Property
Physical or Chemical
CHANGE?
►
Ice Cube
Physical
Property
Physical or Chemical Change
Popping popcorn
We May Need Some More
Information….
https://www.youtube.
com/watch?v=Y0e7zG
F5Ows
Now What do you think
It Is a Physical Change!