Assertion: exothermic reaction | /r/CapableOf | take in energy
Facets:
value: to get going
type: PURPOSE
Source sentences:
text: Here are some exothermic reactions: - Combustion of fuels such as hydrogen & methane - Neutralisation of an acid by an alkali - Reaction between sulphur & iron Endothermic reactions take in energy overall.
text: While they take some energy to get going, called the activation energy of reaction, these reactions give off heat during the reaction.