Science Flashcards
1
Q
The principal that the total amount of matter is neither created nor destroyed during any chemical or physical change
A
Law of Conservation of Mass
2
Q
The rule that energy cannot be created or destroyed
A
Law of conservation of energy
3
Q
The process by which molecules at the surface of a liquid absorb enough energy to change to a gas
A
Evaporation
4
Q
The change in state from a gas to a liquid
A
Condensation
5
Q
Rain, snow, sleet or hail that falls into a river, lake, ocean, or become ground water
A
Precipitation
6
Q
A amount of matter that cannot enter or exit
A
System
7
Q
Components that may change over time but the mass stays the same
A
Components
