Definitions
Exo means
outside
Cooking an egg is an example of what type of reaction?
endothermic
exothermic ___________ heat.
produces
Chemical
a substance or compound that has been purified or prepared
As heat leaves an area, the temperature will ________
drop
inside
A candle flame is an example of which type of reaction?
exothermic
An endothermic reactions will ______ their surroundings because the reactions draw _______ energy into themselves.
cool
heat
photosynthesis
when plants absorb energy from the environment
added
Thermic relates to
heat
A campfire is an example of what type of reaction?
exothermic
a reaction occurs when two or more _________ interact with each other.
molecules
product
a substance produced by a chemical reaction
Those sitting around a campfire will become warm as a result of _______ heat.
released
Endothermic means
Evaporation is an example of what type of reaction?
endothermic
Exothermic reactions make the surrounding environment __________ since energy is ________.
hotter
released
reactant
a substance present at the start of a chemical reaction
Exothermic reactions contain _______ energy because they are removed from the _______ bonds in the reactions.
less
chemical
Exothermic means
when heat is being released or sent out.
Photosynthesis is an example of what type of reaction?
endothermic
Endothermic reactions also contain ________ energy by drawing in and ________ in the form of __________ bonds.
more
storing
chemical
activation energy
the process of starting a chemical reaction/ the energy needed to start a chemical reaction
product
reactants