5.7 understand the changes that occur when a solid melts to form a liquid, and when a liquid evaporates or boils to form a gas
Ace your homework & exams now with Quizwiz!
L -> G What happens when you heat a liquid?
The heat energy makes the particles move faster
S -> L When the particles have enough energy to overcome their attraction what happens?
The solid has melted, reached liquid state
Where is the melting point of a chemical?
The temperature @ which it turns from a solid -> liquid
What is the boiling point of a chemical?
The temperature at which a liquid becomes a gas
S -> L What happens when a solid is heated?
Heat energy makes the particles vibrate faster
L -> G When the particles have enough energy to overcome their attraction to one another what happens?
Big bubbles of gas form in the liquid, reached gaseous state, liquid has boiled
