Solids, Liquids and Gases Flashcards
1
Q
What is cooling?
A
When an object gets colder it loses thermal energy to the surroundings. This continues until the object is the same temperature as the surroundings.
2
Q
What factors effect melting and boiling points?
A
The bond strength the forces of attraction between molecules the type of material adding salt changing pressure
3
Q
What is meant by evaporation?
A
Evaporation takes thermal energy away from the surface.
4
Q
What does heating do to a substance?
A
As thermal energy increases so does kinetic energy meaning the particles move faster breaking bonds
