5 tasty sandwich etymologies
Read moreWhich Joe gave his name to ‘sloppy joes’? We look at five interesting sandwiches and their lexical origins.
Definition of activation energy in English:
activation energy
noun
ChemistryThe minimum quantity of energy which the reacting species must possess in order to undergo a specified reaction.
- ‘The energy that is required to activate molecules for a chemical reaction is the activation energy of the reaction.’
- ‘In addition, to cause a reaction the colliding reactant molecules must surpass a minimum energy termed the activation energy and, in many cases, the reactant molecules must have a certain spatial orientation with respect to each other.’
- ‘To get the reaction to proceed, either the activation energy must be supplied in the form of heat, or the activation energy must be lowered, using a catalyst.’
- ‘Chemical reactions require a minimum or threshold energy, called the activation energy.’
- ‘Since, as transition state theory posits, a chemical reaction requires a specific level of energy, known as the activation energy, every initiated reaction is not automatically completed.’
Further reading
12 synonyms for fool
Read moreAre you looking for a word for a foolish person? We explore twelve interesting words to describe the dunderheads in your life.
6 ‘run’ phrases you probably don’t know
Read moreBefore you run for the hills, let’s run through a list of ‘run’ expressions that are running through our minds.
