Science 2 Flashcards
1
Q
The total amount of matter in a chemical or physical reaction never changes
A
Law of conservation of mass
2
Q
The rule that energy cant be created or destroyed
A
Law of conservation of energy
3
Q
The process of liquid becoming a gas
A
Evaporation
4
Q
The change in state from a gas to a liqud
A
Condensation
5
Q
Any form of water that falls from the clouds to earth’s surface
A
Precipitation
6
Q
Parts of a system
A
Components
7
Q
A group of objects that carry out a task
A
System
