Changes of State Flashcards
1
Q
What is the change of state called when a solid changes into a liquid? What is an example of this? Is it endothermic or exothermic?
A
- Melting
- Ice into water.
- Endothermic.
1
Q
What is the change of state called when a liquid changes into a solid? What is an example of this? Is it endothermic or exothermic?
A
- Freezing
- Water into ice.
- Exothermic.
2
Q
What is the change of state called when a liquid changes into a gas?
A
- Boiling (vapourization)
- Water into steam.
- Endothermic
3
Q
What is the change of state called when a gas changes into a liquid?
A
- Condensation
- Steam into water.
- Exothermic
4
Q
What is the change of state called when a solid changes into a gas?
A
- Sublimation
- Dry Ice (CO2 (s) into CO2 (g)).
- Endothermic.
5
Q
What is the change of state called when a gas changes into a solid?
A
- Deposition
- Frost on car windshield.
- Exothermic.
