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Structure of Matter
Characteristics of Chemical Reactions
Heat and Matter
Chemical Properties and Interactions
100
The basic building block of matter; made of electron(s), protons(s), and neutron(s)
What is an atom
100
Smallest part of a substance
What is an atom
100
Energy is shifted from warmer to cooler temperatures between two substances.
What is heat
100
A property that is observed without making changes to the substance
What is a physical property
200
Made of two or more elements
What is a compound
200
A process that leads to the transformation of one set of chemical substances to another
What is a chemical reaction
200
The energy of the motion of the particles in the matter
What is thermal energy
200
A property that requires a chemical interaction to observe
What is a chemical property
300
The smallest unit of a compound
What is a molecule
300
The substances initially involved in a chemical reaction
What is a reactant
300
Determined from sum of the potential and kinetic energy in a substance
What is total internal energy
300
Matter made up of more than one pure substance
What is a mixture
400
A substance made from one type of atom
What is an element
400
The substance that is produced from a chemical reaction
What is a product
400
A measurement of the average kinetic energy of the particles in a object
What is temperature
400
Substances that are found naturally on Earth
What is a natural resource
500
These two elements together make a water molecule
What is hydrogen and oxygen
500
A solid substance that forms and separates from a solution and may indicate that a chemical reaction has occurred.
What is a precipitate
500
When objects are in direct contact and heat moves from one object to another
What is conduction
500
Man-made material
What is a synthetic material