States of matter
The 4 physical states of matter
What are solids, liquids, gases, and plasma?
Anything that has mass and occupies space
What is matter?
The 2 principal branches of physical science.
What are chemistry and physics?
Change from a liquid to a solid
What is freezing?
5 physical properties of matter
What are states, shape, color, size, and texture?
Definite shape and volume
What is a solid?
A measure of how much space and object occupies
What is volume?
The branch of science that studies matter and energy
What is physics?
Change from a liquid to a gas at the surface of a liquid
What is evaporation?
They can be observed or measured without changing what the substance consists of
What are physical changes?
No definite shape or volume
What is a gas?
It is measured in kilograms.
What is mass?
The branch of science that studies the structure and makeup of matter and the changes that occur in matter
What is chemistry?
Change from a solid to a liquid
What is melting?
Results in a new substance
What is a chemical change?
Definite Volume, but no definite shape
What is liquid?
The pull of gravity on an object
What is weight?
Studying or working in one area of a subject
What is a specialization?
Change from a solid directly to a gas
What is sublimation?
Digestion
What is a chemical change?
Made from electrically charged particles
What is plasma?
Mass is neither created nor destroyed
What is the Law of Conservation of Mass?
They harnessed nuclear energy
Who are physical scientists?
Change from a gas to a liquid
What is condensation?
Ice melts (solid changes to liquid)
What is a physical change?