physical properties
what is physical properties
Any characteristic of matter that you can observe without changing the identity of the substance that makes it up.
true or false
light is energy
true
definition of Density
the mass per unit volume of a substance.Not dependent on the size of the sample.
what is the frsit step in the scientific method?
hypothesis
is vapor a
(A) liquid
(B) solid
(C) gas
gas
the amount of matter in an object
mass
what is matter
Anything that has mass and take up space
what is the definitions of solubility
the ability of one material to dissolve in another
1.5 L <,>,= 1500 mL _______
=
is yogurt a solid or liquid
liquid
the gravitational pull on the mass of an object
weight
what is not matter
air ,something that does not take up space
to be hammer out
malleability
formation of gas
baking soda and vinegar
can water turn into a gas
yes, when it turn into vaper
has not definite shape or volume
gas
what is states of matter
solid,liquid,gas
to burn easy
flamability
what are chemical changes
A change in matter in which the substance that make up the matter change into other substances with different chemical and physical properties. Signs of a chemical change give us evidence a change has occurred such as:
is ice cream a solid or a liquid
it is both when it is frozen it is a solid but when it is melted it is a liquid
Has definite shape and volume
solids
what is volume
is the amount of space a sample of matter occupies
which properties are helpful in identifying a substance.
salt
what are physical changes
change in size,shape, form or state of matter. Doesn't change the matters identity
true or false
jello is a solid
false