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What is Energy?
The capacity to move, do work, change matter, or produce heat.
Is energy ever created or destroyed?
No..
What is activation energy?
The minimum energy colliding particles.
What is kinetic energy?
The energy of an objects motion.
What is the study of energy changes during chemical reactions?
Thermochemistry.
Does exothermic reaction release or absorb heat?
Release
What is energy stored in chemical bonds?
Chemical potential energy.
How do vibrations change temperature?
The faster the vibrations, the higher the temperature goes up.
What is an example of endothermic reaction?
Cold pacts.
What really happens to calories during exercise?
They break down.
What does 0 K stand for?
Absolute lowest temperature possible.
What energy is needed for a reaction to start?
Activation energy.
How many Joules is one calorie?
4.184
What is the boiling point for the Kelvin scale?
373.15 K