Exothermic or endothermic?

Exothermic or endothermic?

by Otgonkhuu Ragchaasuren

​Activity 1

​Sort the words into the correct order and write definition in your notebook.

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​a. Exothermic reaction: heat the to surroundings out exothermic reaction an gives.

​​b. Endothermic reaction: heat takes an from in surroundings reaction endothermic the.

​c. Activation energy: energy minimum to place the energy is the reaction for needed take activation.

​Activity 1

​​d. Energy - be stored which energy to and things can which used do be something order can is in.

​e. Condensation - is condensation gas process a liquid from a to a changing of.

​f. Boiling point - a a to at is the temperature which point liquid gas boiling the changes.

​g. Liquid - its container the a liquid shape matter takes a fixed the volume but of that has is.

​Activity 2

Answer the questions on CB page 77