Internal Energy and changing state Flashcards
1
Q
What is a melting point?
A
When a solid melts into a liquid
2
Q
What is a boiling point?
A
When a liquid boils into a gas
3
Q
What is sublimation?
A
When a solid goes into a gas
4
Q
What is internal energy?
A
Energy stored inside a system by the particles
5
Q
How does heating change the energy stored within the system?
A
it increasing the energy of the particles that make up the system
6
Q
How does heating change the internal energy?
A
it raises the temperature or changes the state of the substance
