Reactions
A reaction that releases heat.
What is an exothermic reaction?
The starting substances in a chemical reaction.
What is a reactant?
Energy in moving objects is known as this.
What is mechanical or kinetic energy?
The flow of moving electrons is known as this type of energy.
What is electrical energy?
Feeling hot sand on your feet as you walk barefoot on the beach is an example of this type of heat transfer.
What is conduction?
A reaction that absorbs heat from it's surroundings.
What is an endothermic reaction?
The ending substances in a chemical reaction.
What is a product?
Energy that is in the form of light is known as this.
What is radiant energy?
This is a shorthand way to represent an element or compound.
What is a chemical formula?
Sitting in front of a fireplace to feel the warmth of the fire is known as this type of heat transfer.
What is radiation?
When atoms rearrange and form new substances.
What is a chemical reaction?
The chart used to determine if a chemical formula/reaction is balanced or unbalanced.
What is REP chart?
Energy that is stored in the bonds of molecules is known as this.
What is chemical energy?
In a chemical equation, there are this many sides to it.
What is 2?
When hot air rises and cold air sinks, it is known as this type of heat transfer.
What is convection?
During a chemical reaction, you must start with the same amount of atoms as you end with.
What is conservation of mass/matter?
The number BEFORE a molecule/atom is known as this.
What is a coefficient?
Energy that is locked in the nucleus of an atom is known as this.
What is nuclear energy?
In this type of bond, electrons are SHARED to make atoms "happy".
What is a covalent bond?
When the temperature of an object reaches this term, heat stops flowing.
What is thermal equilibrium?
A change in energy can be observed by using this.
What is a thermometer?
The number AFTER a molecule/atom is known as this.
What is a subscript?
Energy that travels when matter vibrates is known as this.
What is sound energy?
In this type of bond, electrons are TRANSFERRED to make an atom "happy"
What is an ionic bond?
This is how heat flows in objects.
What is hot to cold?