activation energy: the minimum amount of energy required to initiate a
The letter "a" represents
chemical bond: the
The three main types of chemical bonds exist are
Select all of the scenarios that describe a chemical change:
chemical property: a characteristic of a substance that is measurable or
law of conservation of mass: a fundamental principle of science stating that mass cannot be
Select all of the scenarios that describe a physical change
physical property: a characteristic that can be
Sort the physical properties as intensive or extensive.
density
volume
odor
length
mass
melting point
color
texture
Intensive Properties
Extensive Properties
precipitate: solid
Select the indicators of a chemical change:
product: the
reactant: the
In the diagram above, "a" represents a
solute: a substance that has the ability to be
Sea water is salty because it has dissolved salts. Salt is the
When water and sugar are mixed together, the sugar dissolves into the water. The
solution: a
The ocean is a solution of
solvent: the substance that
Sugar dissolves when mixed with water.