energy changes Flashcards
1
Q
what is an endothermic reaction?
A
where energy is taken in from the surroundings so the temeperature cools down
2
Q
what is an exothermic reaction?
A
when energy is released into the surroundings and the temperature goes up
3
Q
give an example an a reaction that is endothermic
A
thermal decomposition
4
Q
give an example an a reaction that is exothermic
A
combustion
