Chemistry and Physics Matter
How much stuff is inside a particular material
(vocabulary word)
What is mass
The smallest particle of an element that still keeps the properties of that element
What is an atom?
This word describes a solid with a regular repeating arrangement of atoms.
What is a crystal?
Metals mixed together
What is an alloy?
The study of motion
What are mechanics?
Physics and chemistry are the studies of
(2 words)
What are matter and energy?
A substance that contains only one kind of atom
What is an element?
A molecule made of repeating small molecules combined
What is a polymer?
Created when two or more substances that have been combined
What is a mixture
An object in motion tends to stay in motion unless ___________ forces it to stop
What is inertia?
These 3 are states of matter
What are solid, liquid and gas
The charge of a proton
What is positive
Name 3 natural polymers
Proteins, starch, cellulose, natural rubber
A lopsided molecule is called
What is a polar molecule?
The change in speed or direction that something is going.
What is acceleration?
The temperature at which a gas becomes a liquid
What is condensation or boiling point?
The nucleus of an atom are made up of these two things
What are protons and neutron?
The chemicals (elements/ molecules) being mixed in a chemical reaction
What is a reactant?
A method of separating mixtures by colors.
What is Chromatography?
A push or pull on an object
What is force?
There are at least 13 fun properties of matter. Give 5
What is mass, volume, density, plasticity, reactivity, odor, malleability, luster, viscosity, hardness, ductility, state of matter
These are the energy levels where the electrons orbit the atom
What are electron shells?
The release of energy during a chemical reaction
What is exothermic reaction?
A solution in which no more solute can be dissolved in the solvent
What is a saturated solution?
THe speed limit of falling objects
What is terminal velocity?