Final exam vocab Flashcards
Energy transfer
When energy moves from one substance to another
ex - baseball bat hits baseball
Heat transfer
When heat moves to another object
ex - the sun heats your skin
States of matter
Solid, liquid, or gas
Conduction
The transfer of energy (electrical through a substance)
Convection
The transfer of energy caused by movements of parts
Radiation
When energy is emitted to waves as particles
Kinetic energy
Energy in motion
Ex - swing arm, running
Potential energy
Energy at rest or stored energy
Atoms
Smallest component of matter, the building blocks of life
Molecules
Consists of two or more atoms
Mass
A body of matter with no specific shape
Closed system
A region that admits no transfer of matter or energy
Transformation
When one form of energy becomes another
ex - Potential energy to kinetic energy
Non-renewable resources
Resources that can not be replaced
ex - coal and oil
Renewable resources
Can be replaced, regrows, renews
ex - bamboo, plants, wind
